813434204 has 24 divisors (see below), whose sum is σ = 1568303856. Its totient is φ = 366080000.

The previous prime is 813434197. The next prime is 813434221. The reversal of 813434204 is 402434318.

It is a super-2 number, since 2×813434204² = 1323350408474227232, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 87077 + ... + 95964.

It is an arithmetic number, because the mean of its divisors is an integer number (65345994).

Almost surely, 2^813434204 is an apocalyptic number.

It is an amenable number.

813434204 is a deficient number, since it is larger than the sum of its proper divisors (754869652).

813434204 is a wasteful number, since it uses less digits than its factorization.

813434204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183157 (or 183155 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 813434204 is about 28520.7679419752. The cubic root of 813434204 is about 933.4852857474.

The spelling of 813434204 in words is "eight hundred thirteen million, four hundred thirty-four thousand, two hundred four".