813034328 has 8 divisors (see below), whose sum is σ = 1524439380. Its totient is φ = 406517160.

The previous prime is 813034319. The next prime is 813034373. The reversal of 813034328 is 823430318.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×813034328² = 1322049637012823168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 813034294 and 813034303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50814638 + ... + 50814653.

Almost surely, 2^813034328 is an apocalyptic number.

It is an amenable number.

813034328 is a deficient number, since it is larger than the sum of its proper divisors (711405052).

813034328 is a wasteful number, since it uses less digits than its factorization.

813034328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101629297 (or 101629293 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 813034328 is about 28513.7568201737. The cubic root of 813034328 is about 933.3322967109.

The spelling of 813034328 in words is "eight hundred thirteen million, thirty-four thousand, three hundred twenty-eight".