813302343 has 24 divisors (see below), whose sum is σ = 1401611760. Its totient is φ = 464743440.

The previous prime is 813302341. The next prime is 813302351. The reversal of 813302343 is 343203318.

813302343 is a `hidden beast` number, since 8 + 13 + 302 + 343 = 666.

It is not a de Polignac number, because 813302343 - 2¹ = 813302341 is a prime.

It is a super-2 number, since 2×813302343² = 1322921402258579298, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813302341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306048 + ... + 308693.

It is an arithmetic number, because the mean of its divisors is an integer number (58400490).

Almost surely, 2^813302343 is an apocalyptic number.

813302343 is a deficient number, since it is larger than the sum of its proper divisors (588309417).

813302343 is a wasteful number, since it uses less digits than its factorization.

813302343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614764 (or 614751 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 813302343 is about 28518.4561819184. The cubic root of 813302343 is about 933.4348424317.

The spelling of 813302343 in words is "eight hundred thirteen million, three hundred two thousand, three hundred forty-three".