612535804 has 12 divisors (see below), whose sum is σ = 1072298304. Its totient is φ = 306164864.

The previous prime is 612535799. The next prime is 612535849. The reversal of 612535804 is 408535216.

It is a super-2 number, since 2×612535804² = 750400222363852832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 612535804.

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, 11509 + ... + 36844.

It is an arithmetic number, because the mean of its divisors is an integer number (89358192).

Almost surely, 2^612535804 is an apocalyptic number.

It is an amenable number.

612535804 is a deficient number, since it is larger than the sum of its proper divisors (459762500).

612535804 is a wasteful number, since it uses less digits than its factorization.

612535804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51524 (or 51522 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 612535804 is about 24749.4606809926. The cubic root of 612535804 is about 849.2661735719.

The spelling of 612535804 in words is "six hundred twelve million, five hundred thirty-five thousand, eight hundred four".