624626496 has 84 divisors (see below), whose sum is σ = 1928123652. Its totient is φ = 192190464.

The previous prime is 624626491. The next prime is 624626531. The reversal of 624626496 is 694626426.

It can be written as a sum of positive squares in 2 ways, for example, as 64641600 + 559984896 = 8040^2 + 23664^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (624626491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34221 + ... + 49196.

It is an arithmetic number, because the mean of its divisors is an integer number (22953853).

Almost surely, 2^624626496 is an apocalyptic number.

It is an amenable number.

624626496 is an abundant number, since it is smaller than the sum of its proper divisors (1303497156).

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

624626496 is a wasteful number, since it uses less digits than its factorization.

624626496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83448 (or 83435 counting only the distinct ones).

The product of its digits is 746496, while the sum is 45.

The square root of 624626496 is about 24992.5288036245. The cubic root of 624626496 is about 854.8176239716.

The spelling of 624626496 in words is "six hundred twenty-four million, six hundred twenty-six thousand, four hundred ninety-six".