475891394 has 16 divisors (see below), whose sum is σ = 779366016. Its totient is φ = 216138000.

The previous prime is 475891393. The next prime is 475891417. The reversal of 475891394 is 493198574.

It is not an unprimeable number, because it can be changed into a prime (475891393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21044 + ... + 37344.

It is an arithmetic number, because the mean of its divisors is an integer number (48710376).

Almost surely, 2^475891394 is an apocalyptic number.

475891394 is a deficient number, since it is larger than the sum of its proper divisors (303474622).

475891394 is a wasteful number, since it uses less digits than its factorization.

475891394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17641.

The product of its digits is 1088640, while the sum is 50.

The square root of 475891394 is about 21814.9351133575. The cubic root of 475891394 is about 780.7331447803.

The spelling of 475891394 in words is "four hundred seventy-five million, eight hundred ninety-one thousand, three hundred ninety-four".