813315602 has 8 divisors (see below), whose sum is σ = 1330880112. Its totient is φ = 369688900.

The previous prime is 813315593. The next prime is 813315617. The reversal of 813315602 is 206513318.

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

It is a super-2 number, since 2×813315602² = 1322964536913244808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18484424 + ... + 18484467.

It is an arithmetic number, because the mean of its divisors is an integer number (166360014).

Almost surely, 2^813315602 is an apocalyptic number.

813315602 is a deficient number, since it is larger than the sum of its proper divisors (517564510).

813315602 is a wasteful number, since it uses less digits than its factorization.

813315602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36968904.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 813315602 is about 28518.6886444661. The cubic root of 813315602 is about 933.4399148977.

The spelling of 813315602 in words is "eight hundred thirteen million, three hundred fifteen thousand, six hundred two".