400444204 has 6 divisors (see below), whose sum is σ = 700777364. Its totient is φ = 200222100.

The previous prime is 400444169. The next prime is 400444217. The reversal of 400444204 is 402444004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055522 + ... + 50055529.

Almost surely, 2^400444204 is an apocalyptic number.

It is an amenable number.

400444204 is a deficient number, since it is larger than the sum of its proper divisors (300333160).

400444204 is a wasteful number, since it uses less digits than its factorization.

400444204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100111055 (or 100111053 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 400444204 is about 20011.1020186296. The cubic root of 400444204 is about 737.0789424168.

Adding to 400444204 its reverse (402444004), we get a palindrome (802888208).

The spelling of 400444204 in words is "four hundred million, four hundred forty-four thousand, two hundred four".