400058812 has 24 divisors (see below), whose sum is σ = 718794720. Its totient is φ = 194711040.

The previous prime is 400058777. The next prime is 400058831. The reversal of 400058812 is 218850004.

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 7 ways as a sum of consecutive naturals, for example, 77364 + ... + 82372.

It is an arithmetic number, because the mean of its divisors is an integer number (29949780).

Almost surely, 2^400058812 is an apocalyptic number.

It is an amenable number.

400058812 is a deficient number, since it is larger than the sum of its proper divisors (318735908).

400058812 is a wasteful number, since it uses less digits than its factorization.

400058812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5541 (or 5539 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 400058812 is about 20001.4702459594. The cubic root of 400058812 is about 736.8424088352.

The spelling of 400058812 in words is "four hundred million, fifty-eight thousand, eight hundred twelve".