693292313 has 4 divisors (see below), whose sum is σ = 792334080. Its totient is φ = 594250548.

The previous prime is 693292309. The next prime is 693292337. The reversal of 693292313 is 313292396.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 693292313 - 2² = 693292309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (693292363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49520873 + ... + 49520886.

It is an arithmetic number, because the mean of its divisors is an integer number (198083520).

Almost surely, 2^693292313 is an apocalyptic number.

It is an amenable number.

693292313 is a deficient number, since it is larger than the sum of its proper divisors (99041767).

693292313 is an equidigital number, since it uses as much as digits as its factorization.

693292313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99041766.

The product of its digits is 52488, while the sum is 38.

The square root of 693292313 is about 26330.4446031585. Note that the first 3 decimals coincide. The cubic root of 693292313 is about 885.0588076300.

The spelling of 693292313 in words is "six hundred ninety-three million, two hundred ninety-two thousand, three hundred thirteen".