86573760 has 224 divisors, whose sum is σ = 338644992. Its totient is φ = 18247680.

The previous prime is 86573737. The next prime is 86573777. The reversal of 86573760 is 6737568.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 86865 + ... + 87855.

It is an arithmetic number, because the mean of its divisors is an integer number (1511808).

Almost surely, 2^86573760 is an apocalyptic number.

86573760 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86573760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169322496).

86573760 is an abundant number, since it is smaller than the sum of its proper divisors (252071232).

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

86573760 is a wasteful number, since it uses less digits than its factorization.

86573760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 86573760 is about 9304.5021360630. The cubic root of 86573760 is about 442.3799412549.

The spelling of 86573760 in words is "eighty-six million, five hundred seventy-three thousand, seven hundred sixty".