400321468 has 12 divisors (see below), whose sum is σ = 700805952. Its totient is φ = 200091200.

The previous prime is 400321421. The next prime is 400321487. The reversal of 400321468 is 864123004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3133 + ... + 28468.

It is an arithmetic number, because the mean of its divisors is an integer number (58400496).

Almost surely, 2^400321468 is an apocalyptic number.

It is an amenable number.

400321468 is a deficient number, since it is larger than the sum of its proper divisors (300484484).

400321468 is a wasteful number, since it uses less digits than its factorization.

400321468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34772 (or 34770 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 400321468 is about 20008.0350859349. The cubic root of 400321468 is about 737.0036299144.

The spelling of 400321468 in words is "four hundred million, three hundred twenty-one thousand, four hundred sixty-eight".