86947632 has 60 divisors (see below), whose sum is σ = 249924480. Its totient is φ = 28197504.

The previous prime is 86947621. The next prime is 86947633. The reversal of 86947632 is 23674968.

86947632 is a `hidden beast` number, since 8 + 6 + 9 + 4 + 7 + 632 = 666.

It is not an unprimeable number, because it can be changed into a prime (86947633) 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, 2832 + ... + 13487.

It is an arithmetic number, because the mean of its divisors is an integer number (4165408).

Almost surely, 2^86947632 is an apocalyptic number.

It is an amenable number.

86947632 is an abundant number, since it is smaller than the sum of its proper divisors (162976848).

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

86947632 is a wasteful number, since it uses less digits than its factorization.

86947632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16370 (or 16361 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 86947632 is about 9324.5714110623. The cubic root of 86947632 is about 443.0158381556.

The spelling of 86947632 in words is "eighty-six million, nine hundred forty-seven thousand, six hundred thirty-two".