86402024 has 16 divisors (see below), whose sum is σ = 171533700. Its totient is φ = 40659712.

The previous prime is 86402023. The next prime is 86402051. The reversal of 86402024 is 42020468.

It can be written as a sum of positive squares in 2 ways, for example, as 64480900 + 21921124 = 8030^2 + 4682^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86401984 and 86402002.

It is not an unprimeable number, because it can be changed into a prime (86402021) by changing a digit.

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, 317519 + ... + 317790.

Almost surely, 2^86402024 is an apocalyptic number.

It is an amenable number.

86402024 is a deficient number, since it is larger than the sum of its proper divisors (85131676).

86402024 is a wasteful number, since it uses less digits than its factorization.

86402024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635332 (or 635328 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 86402024 is about 9295.2689041254. The cubic root of 86402024 is about 442.0872318839.

The spelling of 86402024 in words is "eighty-six million, four hundred two thousand, twenty-four".