624045696 has 128 divisors (see below), whose sum is σ = 1720258560. Its totient is φ = 200309760.

The previous prime is 624045659. The next prime is 624045733. The reversal of 624045696 is 696540426.

It is an interprime number because it is at equal distance from previous prime (624045659) and next prime (624045733).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×624045696² = 778866061392248832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1281165 + ... + 1281651.

It is an arithmetic number, because the mean of its divisors is an integer number (13439520).

Almost surely, 2^624045696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 624045696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860129280).

624045696 is an abundant number, since it is smaller than the sum of its proper divisors (1096212864).

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

624045696 is a wasteful number, since it uses less digits than its factorization.

624045696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 624045696 is about 24980.9066288636. The cubic root of 624045696 is about 854.5525951692.

The spelling of 624045696 in words is "six hundred twenty-four million, forty-five thousand, six hundred ninety-six".