400594472 has 16 divisors (see below), whose sum is σ = 754677600. Its totient is φ = 199347120.

The previous prime is 400594459. The next prime is 400594507. The reversal of 400594472 is 274495004.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116972 + ... + 120347.

It is an arithmetic number, because the mean of its divisors is an integer number (47167350).

Almost surely, 2^400594472 is an apocalyptic number.

It is an amenable number.

400594472 is a deficient number, since it is larger than the sum of its proper divisors (354083128).

400594472 is a wasteful number, since it uses less digits than its factorization.

400594472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237536 (or 237532 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 400594472 is about 20014.8562822719. The cubic root of 400594472 is about 737.1711279831.

The spelling of 400594472 in words is "four hundred million, five hundred ninety-four thousand, four hundred seventy-two".