612816752 has 20 divisors (see below), whose sum is σ = 1189990800. Its totient is φ = 305722368.

The previous prime is 612816749. The next prime is 612816767. The reversal of 612816752 is 257618216.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35468 + ... + 49835.

It is an arithmetic number, because the mean of its divisors is an integer number (59499540).

Almost surely, 2^612816752 is an apocalyptic number.

It is an amenable number.

612816752 is a deficient number, since it is larger than the sum of its proper divisors (577174048).

612816752 is a wasteful number, since it uses less digits than its factorization.

612816752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85760 (or 85754 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 612816752 is about 24755.1358711682. The cubic root of 612816752 is about 849.3959962759.

The spelling of 612816752 in words is "six hundred twelve million, eight hundred sixteen thousand, seven hundred fifty-two".