2124672 has 64 divisors (see below), whose sum is σ = 6168960. Its totient is φ = 642560.

The previous prime is 2124667. The next prime is 2124679. The reversal of 2124672 is 2764212.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×2124672² = 9028462215168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 2¹³ + 4⁴ + 6³ + 7⁵ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3973 + ... + 4475.

It is an arithmetic number, because the mean of its divisors is an integer number (96390).

2^2124672 is an apocalyptic number.

2124672 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2124672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3084480).

2124672 is an abundant number, since it is smaller than the sum of its proper divisors (4044288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2124672 is a wasteful number, since it uses less digits than its factorization.

2124672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 519 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 2124672 is about 1457.6254662978. The cubic root of 2124672 is about 128.5574644446.

Adding to 2124672 its reverse (2764212), we get a palindrome (4888884).

It can be divided in two parts, 212 and 4672, that added together give a palindrome (4884).

The spelling of 2124672 in words is "two million, one hundred twenty-four thousand, six hundred seventy-two".