400315204 has 6 divisors (see below), whose sum is σ = 700551614. Its totient is φ = 200157600.

The previous prime is 400315187. The next prime is 400315213. The reversal of 400315204 is 402513004.

It can be written as a sum of positive squares in only one way, i.e., 265755204 + 134560000 = 16302^2 + 11600^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50039397 + ... + 50039404.

Almost surely, 2^400315204 is an apocalyptic number.

It is an amenable number.

400315204 is a deficient number, since it is larger than the sum of its proper divisors (300236410).

400315204 is a wasteful number, since it uses less digits than its factorization.

400315204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100078805 (or 100078803 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 400315204 is about 20007.8785482120. The cubic root of 400315204 is about 736.9997858247. Note that the first 3 decimals are identical.

Adding to 400315204 its reverse (402513004), we get a palindrome (802828208).

The spelling of 400315204 in words is "four hundred million, three hundred fifteen thousand, two hundred four".