86415402 has 8 divisors (see below), whose sum is σ = 172830816. Its totient is φ = 28805132.

The previous prime is 86415397. The next prime is 86415409. The reversal of 86415402 is 20451468.

It is a sphenic number, since it is the product of 3 distinct primes.

86415402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 86415402.

It is not an unprimeable number, because it can be changed into a prime (86415409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7201278 + ... + 7201289.

It is an arithmetic number, because the mean of its divisors is an integer number (21603852).

Almost surely, 2^86415402 is an apocalyptic number.

86415402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86415402 is a wasteful number, since it uses less digits than its factorization.

86415402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14402572.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 86415402 is about 9295.9884896659. The cubic root of 86415402 is about 442.1100474673.

The spelling of 86415402 in words is "eighty-six million, four hundred fifteen thousand, four hundred two".