86403318 has 32 divisors (see below), whose sum is σ = 184730112. Its totient is φ = 26875200.

The previous prime is 86403287. The next prime is 86403323. The reversal of 86403318 is 81330468.

It is a super-2 number, since 2×86403318² = 14931066722818248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1978 + ... + 13293.

It is an arithmetic number, because the mean of its divisors is an integer number (5772816).

Almost surely, 2^86403318 is an apocalyptic number.

86403318 is an abundant number, since it is smaller than the sum of its proper divisors (98326794).

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

86403318 is a wasteful number, since it uses less digits than its factorization.

86403318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15340.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 86403318 is about 9295.3385091668. The cubic root of 86403318 is about 442.0894388461.

The spelling of 86403318 in words is "eighty-six million, four hundred three thousand, three hundred eighteen".