400104052 has 24 divisors (see below), whose sum is σ = 737844800. Its totient is φ = 189314496.

The previous prime is 400104043. The next prime is 400104059. The reversal of 400104052 is 250401004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400104059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83473 + ... + 88135.

Almost surely, 2^400104052 is an apocalyptic number.

It is an amenable number.

400104052 is a deficient number, since it is larger than the sum of its proper divisors (337740748).

400104052 is a wasteful number, since it uses less digits than its factorization.

400104052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5815 (or 5813 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 400104052 is about 20002.6011308530. The cubic root of 400104052 is about 736.8701826634.

Adding to 400104052 its reverse (250401004), we get a palindrome (650505056).

The spelling of 400104052 in words is "four hundred million, one hundred four thousand, fifty-two".