475794013 has 4 divisors (see below), whose sum is σ = 479267100. Its totient is φ = 472320928.

The previous prime is 475793999. The next prime is 475794023. The reversal of 475794013 is 310497574.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181225444 + 294568569 = 13462^2 + 17163^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475794013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475794023) 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, 1736338 + ... + 1736611.

It is an arithmetic number, because the mean of its divisors is an integer number (119816775).

Almost surely, 2^475794013 is an apocalyptic number.

It is an amenable number.

475794013 is a deficient number, since it is larger than the sum of its proper divisors (3473087).

475794013 is a wasteful number, since it uses less digits than its factorization.

475794013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473086.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 475794013 is about 21812.7030191125. The cubic root of 475794013 is about 780.6798876984.

The spelling of 475794013 in words is "four hundred seventy-five million, seven hundred ninety-four thousand, thirteen".