86129502 has 8 divisors (see below), whose sum is σ = 172259016. Its totient is φ = 28709832.

The previous prime is 86129471. The next prime is 86129539. The reversal of 86129502 is 20592168.

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

86129502 is an admirable number.

It is a super-2 number, since 2×86129502² = 14836582229536008, 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 3 ways as a sum of consecutive naturals, for example, 7177453 + ... + 7177464.

It is an arithmetic number, because the mean of its divisors is an integer number (21532377).

Almost surely, 2^86129502 is an apocalyptic number.

86129502 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.

86129502 is a wasteful number, since it uses less digits than its factorization.

86129502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14354922.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 86129502 is about 9280.5981488264. The cubic root of 86129502 is about 441.6219442237.

The spelling of 86129502 in words is "eighty-six million, one hundred twenty-nine thousand, five hundred two".