400360054 has 32 divisors (see below), whose sum is σ = 630407232. Its totient is φ = 190512000.

The previous prime is 400360049. The next prime is 400360067. The reversal of 400360054 is 450063004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 950764 + ... + 951184.

It is an arithmetic number, because the mean of its divisors is an integer number (19700226).

Almost surely, 2^400360054 is an apocalyptic number.

400360054 is a deficient number, since it is larger than the sum of its proper divisors (230047178).

400360054 is a wasteful number, since it uses less digits than its factorization.

400360054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 400360054 is about 20008.9993253036. Note that the first 3 decimals coincide. The cubic root of 400360054 is about 737.0273084750.

The spelling of 400360054 in words is "four hundred million, three hundred sixty thousand, fifty-four".