86622402 has 16 divisors (see below), whose sum is σ = 177927552. Its totient is φ = 28093680.

The previous prime is 86622397. The next prime is 86622407. The reversal of 86622402 is 20422668.

It is an interprime number because it is at equal distance from previous prime (86622397) and next prime (86622407).

It is a self number, because there is not a number n which added to its sum of digits gives 86622402.

It is not an unprimeable number, because it can be changed into a prime (86622407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194874 + ... + 195317.

It is an arithmetic number, because the mean of its divisors is an integer number (11120472).

Almost surely, 2^86622402 is an apocalyptic number.

86622402 is an abundant number, since it is smaller than the sum of its proper divisors (91305150).

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

86622402 is a wasteful number, since it uses less digits than its factorization.

86622402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390233.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 86622402 is about 9307.1156649093. The cubic root of 86622402 is about 442.4627770406.

The spelling of 86622402 in words is "eighty-six million, six hundred twenty-two thousand, four hundred two".