818746402 has 8 divisors (see below), whose sum is σ = 1256680656. Its totient is φ = 399852852.

The previous prime is 818746361. The next prime is 818746421. The reversal of 818746402 is 204647818.

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

It is an unprimeable number.

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, 4760068 + ... + 4760239.

It is an arithmetic number, because the mean of its divisors is an integer number (157085082).

Almost surely, 2^818746402 is an apocalyptic number.

818746402 is a deficient number, since it is larger than the sum of its proper divisors (437934254).

818746402 is a wasteful number, since it uses less digits than its factorization.

818746402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9520352.

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 818746402 is about 28613.7449838360. The cubic root of 818746402 is about 935.5129453071.

The spelling of 818746402 in words is "eight hundred eighteen million, seven hundred forty-six thousand, four hundred two".