86957700 has 36 divisors (see below), whose sum is σ = 251598480. Its totient is φ = 23188640.

The previous prime is 86957677. The next prime is 86957701. The reversal of 86957700 is 775968.

It is not an unprimeable number, because it can be changed into a prime (86957701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144630 + ... + 145229.

Almost surely, 2^86957700 is an apocalyptic number.

It is an amenable number.

86957700 is an abundant number, since it is smaller than the sum of its proper divisors (164640780).

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

86957700 is a wasteful number, since it uses less digits than its factorization.

86957700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289876 (or 289869 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 86957700 is about 9325.1112593899. Note that the first 3 decimals coincide. The cubic root of 86957700 is about 443.0329369971.

The spelling of 86957700 in words is "eighty-six million, nine hundred fifty-seven thousand, seven hundred".