864890362 has 8 divisors (see below), whose sum is σ = 1482669216. Its totient is φ = 370667292.

The previous prime is 864890353. The next prime is 864890363. The reversal of 864890362 is 263098468.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (864890363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30888928 + ... + 30888955.

It is an arithmetic number, because the mean of its divisors is an integer number (185333652).

Almost surely, 2^864890362 is an apocalyptic number.

864890362 is a deficient number, since it is larger than the sum of its proper divisors (617778854).

864890362 is a wasteful number, since it uses less digits than its factorization.

864890362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61777892.

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 864890362 is about 29409.0183787219. The cubic root of 864890362 is about 952.7676858934.

The spelling of 864890362 in words is "eight hundred sixty-four million, eight hundred ninety thousand, three hundred sixty-two".