86862402 has 64 divisors (see below), whose sum is σ = 211766400. Its totient is φ = 26173440.

The previous prime is 86862379. The next prime is 86862431. The reversal of 86862402 is 20426868.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152374 + ... + 152942.

It is an arithmetic number, because the mean of its divisors is an integer number (3308850).

Almost surely, 2^86862402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86862402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105883200).

86862402 is an abundant number, since it is smaller than the sum of its proper divisors (124903998).

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

86862402 is a wasteful number, since it uses less digits than its factorization.

86862402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 86862402 is about 9320.0001072961. Note that the first 3 decimals coincide. The cubic root of 86862402 is about 442.8710361134.

The spelling of 86862402 in words is "eighty-six million, eight hundred sixty-two thousand, four hundred two".