256254525 has 36 divisors (see below), whose sum is σ = 473799040. Its totient is φ = 132256800.

The previous prime is 256254491. The next prime is 256254529. The reversal of 256254525 is 525452652.

256254525 is a `hidden beast` number, since 2 + 5 + 625 + 4 + 5 + 25 = 666.

256254525 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 256254525 - 2⁸ = 256254269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 256254525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256254529) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11395 + ... + 25344.

Almost surely, 2^256254525 is an apocalyptic number.

256254525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

256254525 is a deficient number, since it is larger than the sum of its proper divisors (217544515).

256254525 is a wasteful number, since it uses less digits than its factorization.

256254525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36786 (or 36778 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 256254525 is about 16007.9519302127. The cubic root of 256254525 is about 635.1707850711.

The spelling of 256254525 in words is "two hundred fifty-six million, two hundred fifty-four thousand, five hundred twenty-five".