694475913 has 4 divisors (see below), whose sum is σ = 925967888. Its totient is φ = 462983940.

The previous prime is 694475893. The next prime is 694475927. The reversal of 694475913 is 319574496.

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 not a de Polignac number, because 694475913 - 2¹⁶ = 694410377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (694470913) 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, 115745983 + ... + 115745988.

It is an arithmetic number, because the mean of its divisors is an integer number (231491972).

Almost surely, 2^694475913 is an apocalyptic number.

It is an amenable number.

694475913 is a deficient number, since it is larger than the sum of its proper divisors (231491975).

694475913 is a wasteful number, since it uses less digits than its factorization.

694475913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231491974.

The product of its digits is 816480, while the sum is 48.

The square root of 694475913 is about 26352.9109018340. The cubic root of 694475913 is about 885.5621835822.

The spelling of 694475913 in words is "six hundred ninety-four million, four hundred seventy-five thousand, nine hundred thirteen".