86713408 has 28 divisors (see below), whose sum is σ = 172368972. Its totient is φ = 43281920.

The previous prime is 86713399. The next prime is 86713409. The reversal of 86713408 is 80431768.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 57032704 + 29680704 = 7552^2 + 5448^2 .

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (86713409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67266 + ... + 68542.

Almost surely, 2^86713408 is an apocalyptic number.

It is an amenable number.

86713408 is a deficient number, since it is larger than the sum of its proper divisors (85655564).

86713408 is a wasteful number, since it uses less digits than its factorization.

86713408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350 (or 2340 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 86713408 is about 9312.0034364255. The cubic root of 86713408 is about 442.6176741315.

The spelling of 86713408 in words is "eighty-six million, seven hundred thirteen thousand, four hundred eight".