86957424 has 60 divisors (see below), whose sum is σ = 247019656. Its totient is φ = 28550016.

The previous prime is 86957413. The next prime is 86957459. The reversal of 86957424 is 42475968.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 86957424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5142 + ... + 14154.

Almost surely, 2^86957424 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 86957424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123509828).

86957424 is an abundant number, since it is smaller than the sum of its proper divisors (160062232).

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

86957424 is a wasteful number, since it uses less digits than its factorization.

86957424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9094 (or 9085 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 86957424 is about 9325.0964606271. The cubic root of 86957424 is about 443.0324682741.

The spelling of 86957424 in words is "eighty-six million, nine hundred fifty-seven thousand, four hundred twenty-four".