612256525 has 12 divisors (see below), whose sum is σ = 763860832. Its totient is φ = 486797040.

The previous prime is 612256517. The next prime is 612256537. The reversal of 612256525 is 525652216.

612256525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 612256525 - 2³ = 612256517 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71049 + ... + 79198.

Almost surely, 2^612256525 is an apocalyptic number.

It is an amenable number.

612256525 is a deficient number, since it is larger than the sum of its proper divisors (151604307).

612256525 is a wasteful number, since it uses less digits than its factorization.

612256525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150420 (or 150415 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 612256525 is about 24743.8179147843. The cubic root of 612256525 is about 849.1370827431.

The spelling of 612256525 in words is "six hundred twelve million, two hundred fifty-six thousand, five hundred twenty-five".