86361525 has 48 divisors (see below), whose sum is σ = 160406400. Its totient is φ = 45550080.

The previous prime is 86361523. The next prime is 86361529. The reversal of 86361525 is 52516368.

86361525 is a `hidden beast` number, since 8 + 636 + 15 + 2 + 5 = 666.

It is not a de Polignac number, because 86361525 - 2¹ = 86361523 is a prime.

It is a super-3 number, since 3×86361525³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86361525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86361523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64816 + ... + 66134.

It is an arithmetic number, because the mean of its divisors is an integer number (3341800).

Almost surely, 2^86361525 is an apocalyptic number.

It is an amenable number.

86361525 is a deficient number, since it is larger than the sum of its proper divisors (74044875).

86361525 is a wasteful number, since it uses less digits than its factorization.

86361525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435 (or 1424 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 86361525 is about 9293.0901749633. The cubic root of 86361525 is about 442.0181482826.

The spelling of 86361525 in words is "eighty-six million, three hundred sixty-one thousand, five hundred twenty-five".