2651424 has 48 divisors (see below), whose sum is σ = 7076160. Its totient is φ = 869120.

The previous prime is 2651419. The next prime is 2651437. The reversal of 2651424 is 4241562.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a junction number, because it is equal to n+sod(n) for n = 2651394 and 2651403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6622 + ... + 7010.

It is an arithmetic number, because the mean of its divisors is an integer number (147420).

2^2651424 is an apocalyptic number.

2651424 is a gapful number since it is divisible by the number (24) 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 2651424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3538080).

2651424 is an abundant number, since it is smaller than the sum of its proper divisors (4424736).

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

2651424 is a wasteful number, since it uses less digits than its factorization.

2651424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 465 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 2651424 is about 1628.3193789917. The cubic root of 2651424 is about 138.4075329745.

Adding to 2651424 its reverse (4241562), we get a palindrome (6892986).

The spelling of 2651424 in words is "two million, six hundred fifty-one thousand, four hundred twenty-four".