86542260 has 96 divisors (see below), whose sum is σ = 284471040. Its totient is φ = 19243008.

The previous prime is 86542243. The next prime is 86542277. The reversal of 86542260 is 6224568.

It is an interprime number because it is at equal distance from previous prime (86542243) and next prime (86542277).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12756 + ... + 18324.

It is an arithmetic number, because the mean of its divisors is an integer number (2963240).

Almost surely, 2^86542260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86542260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142235520).

86542260 is an abundant number, since it is smaller than the sum of its proper divisors (197928780).

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

86542260 is a wasteful number, since it uses less digits than its factorization.

86542260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5625 (or 5623 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 86542260 is about 9302.8092531235. The cubic root of 86542260 is about 442.3262811983.

The spelling of 86542260 in words is "eighty-six million, five hundred forty-two thousand, two hundred sixty".