813073602 has 16 divisors (see below), whose sum is σ = 1773978912. Its totient is φ = 246385920.

The previous prime is 813073601. The next prime is 813073643. The reversal of 813073602 is 206370318.

It is a super-2 number, since 2×813073602² = 1322177364538508808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 813073602.

It is not an unprimeable number, because it can be changed into a prime (813073601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6159583 + ... + 6159714.

It is an arithmetic number, because the mean of its divisors is an integer number (110873682).

Almost surely, 2^813073602 is an apocalyptic number.

813073602 is an abundant number, since it is smaller than the sum of its proper divisors (960905310).

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

813073602 is a wasteful number, since it uses less digits than its factorization.

813073602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12319313.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 813073602 is about 28514.4454969757. The cubic root of 813073602 is about 933.3473248186.

The spelling of 813073602 in words is "eight hundred thirteen million, seventy-three thousand, six hundred two".