86494656 has 28 divisors (see below), whose sum is σ = 228850952. Its totient is φ = 28831488.

The previous prime is 86494643. The next prime is 86494663. The reversal of 86494656 is 65649468.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 225055 + ... + 225438.

Almost surely, 2^86494656 is an apocalyptic number.

It is an amenable number.

86494656 is an abundant number, since it is smaller than the sum of its proper divisors (142356296).

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

86494656 is a wasteful number, since it uses less digits than its factorization.

86494656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450508 (or 450498 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 86494656 is about 9300.2503192118. The cubic root of 86494656 is about 442.2451633633.

The spelling of 86494656 in words is "eighty-six million, four hundred ninety-four thousand, six hundred fifty-six".