86370634 has 12 divisors (see below), whose sum is σ = 150708114. Its totient is φ = 37015944.

The previous prime is 86370629. The next prime is 86370701. The reversal of 86370634 is 43607368.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 48511225 + 37859409 = 6965^2 + 6153^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86370593 and 86370602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 440569 + ... + 440764.

Almost surely, 2^86370634 is an apocalyptic number.

86370634 is a deficient number, since it is larger than the sum of its proper divisors (64337480).

86370634 is a wasteful number, since it uses less digits than its factorization.

86370634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881349 (or 881342 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 86370634 is about 9293.5802573605. The cubic root of 86370634 is about 442.0336883886.

The spelling of 86370634 in words is "eighty-six million, three hundred seventy thousand, six hundred thirty-four".