400101004 has 12 divisors (see below), whose sum is σ = 722763328. Its totient is φ = 193597200.

The previous prime is 400100971. The next prime is 400101047.

400101004 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1613187 + ... + 1613434.

Almost surely, 2^400101004 is an apocalyptic number.

It is an amenable number.

400101004 is a deficient number, since it is larger than the sum of its proper divisors (322662324).

400101004 is a wasteful number, since it uses less digits than its factorization.

400101004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3226656 (or 3226654 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 400101004 is about 20002.5249406169. The cubic root of 400101004 is about 736.8683114951.

It can be divided in two parts, 40010 and 1004, that added together give a palindrome (41014).

The spelling of 400101004 in words is "four hundred million, one hundred one thousand, four".