474645 has 8 divisors (see below), whose sum is σ = 759456. Its totient is φ = 253136.

The previous prime is 474629. The next prime is 474647. The reversal of 474645 is 546474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 474645 - 2⁴ = 474629 is a prime.

474645 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15807 + ... + 15836.

It is an arithmetic number, because the mean of its divisors is an integer number (94932).

2⁴⁷⁴⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

474645 is a deficient number, since it is larger than the sum of its proper divisors (284811).

474645 is a wasteful number, since it uses less digits than its factorization.

474645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31651.

The product of its digits is 13440, while the sum is 30.

The square root of 474645 is about 688.9448453977. The cubic root of 474645 is about 78.0050949992.

The spelling of 474645 in words is "four hundred seventy-four thousand, six hundred forty-five".