1672622224 has 80 divisors (see below), whose sum is σ = 4085988480. Its totient is φ = 645534720.

The previous prime is 1672622219. The next prime is 1672622227. The reversal of 1672622224 is 4222262761.

It is a self number, because there is not a number n which added to its sum of digits gives 1672622224.

It is not an unprimeable number, because it can be changed into a prime (1672622227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45687 + ... + 73705.

It is an arithmetic number, because the mean of its divisors is an integer number (51074856).

Almost surely, 2^1672622224 is an apocalyptic number.

1672622224 is a gapful number since it is divisible by the number (14) 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 1672622224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2042994240).

1672622224 is an abundant number, since it is smaller than the sum of its proper divisors (2413366256).

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

1672622224 is a wasteful number, since it uses less digits than its factorization.

1672622224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28088 (or 28082 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 1672622224 is about 40897.7043854542. The cubic root of 1672622224 is about 1187.0416415183.

Adding to 1672622224 its reverse (4222262761), we get a palindrome (5894884985).

The spelling of 1672622224 in words is "one billion, six hundred seventy-two million, six hundred twenty-two thousand, two hundred twenty-four".