86553723 has 16 divisors (see below), whose sum is σ = 116946720. Its totient is φ = 56937216.

The previous prime is 86553713. The next prime is 86553781. The reversal of 86553723 is 32735568.

It is not a de Polignac number, because 86553723 - 2⁴ = 86553707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86553713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80433 + ... + 81501.

It is an arithmetic number, because the mean of its divisors is an integer number (7309170).

Almost surely, 2^86553723 is an apocalyptic number.

86553723 is a deficient number, since it is larger than the sum of its proper divisors (30392997).

86553723 is a wasteful number, since it uses less digits than its factorization.

86553723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406.

The product of its digits is 151200, while the sum is 39.

The square root of 86553723 is about 9303.4253369391. The cubic root of 86553723 is about 442.3458098552.

The spelling of 86553723 in words is "eighty-six million, five hundred fifty-three thousand, seven hundred twenty-three".