86311260 has 72 divisors (see below), whose sum is σ = 299216736. Its totient is φ = 19728000.

The previous prime is 86311237. The next prime is 86311283. The reversal of 86311260 is 6211368.

86311260 is a `hidden beast` number, since 8 + 631 + 1 + 26 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (86311237) and next prime (86311283).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32991 + ... + 35510.

It is an arithmetic number, because the mean of its divisors is an integer number (4155788).

Almost surely, 2^86311260 is an apocalyptic number.

It is an amenable number.

86311260 is an abundant number, since it is smaller than the sum of its proper divisors (212905476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86311260 is a wasteful number, since it uses less digits than its factorization.

86311260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68523 (or 68518 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 86311260 is about 9290.3853526105. The cubic root of 86311260 is about 441.9323756961.

The spelling of 86311260 in words is "eighty-six million, three hundred eleven thousand, two hundred sixty".