400707004 has 12 divisors (see below), whose sum is σ = 701444800. Its totient is φ = 200294208.

The previous prime is 400706993. The next prime is 400707011.

It is a happy number.

400707004 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×400707004² = 321132206109312032, which contains 22 as substring.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 2677 + ... + 28435.

Almost surely, 2^400707004 is an apocalyptic number.

It is an amenable number.

400707004 is a deficient number, since it is larger than the sum of its proper divisors (300737796).

400707004 is a wasteful number, since it uses less digits than its factorization.

400707004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29652 (or 29650 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 400707004 is about 20017.6672966657. The cubic root of 400707004 is about 737.2401483854.

It can be divided in two parts, 40070 and 7004, that added together give a palindrome (47074).

The spelling of 400707004 in words is "four hundred million, seven hundred seven thousand, four".