86368725 has 72 divisors (see below), whose sum is σ = 161715840. Its totient is φ = 44029440.

The previous prime is 86368717. The next prime is 86368727. The reversal of 86368725 is 52786368.

86368725 is a `hidden beast` number, since 8 + 636 + 8 + 7 + 2 + 5 = 666.

It is not a de Polignac number, because 86368725 - 2³ = 86368717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86368727) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 764269 + ... + 764381.

Almost surely, 2^86368725 is an apocalyptic number.

It is an amenable number.

86368725 is a deficient number, since it is larger than the sum of its proper divisors (75347115).

86368725 is a wasteful number, since it uses less digits than its factorization.

86368725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 243 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 86368725 is about 9293.4775514874. The cubic root of 86368725 is about 442.0304316933.

The spelling of 86368725 in words is "eighty-six million, three hundred sixty-eight thousand, seven hundred twenty-five".