86913536 has 20 divisors (see below), whose sum is σ = 173658342. Its totient is φ = 43456512.

The previous prime is 86913529. The next prime is 86913557. The reversal of 86913536 is 63531968.

It can be written as a sum of positive squares in only one way, i.e., 44089600 + 42823936 = 6640^2 + 6544^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86913493 and 86913502.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84365 + ... + 85388.

Almost surely, 2^86913536 is an apocalyptic number.

It is an amenable number.

86913536 is a deficient number, since it is larger than the sum of its proper divisors (86744806).

86913536 is an equidigital number, since it uses as much as digits as its factorization.

86913536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169771 (or 169755 counting only the distinct ones).

The product of its digits is 116640, while the sum is 41.

The square root of 86913536 is about 9322.7429440053. The cubic root of 86913536 is about 442.9579219036.

The spelling of 86913536 in words is "eighty-six million, nine hundred thirteen thousand, five hundred thirty-six".