400463022 has 32 divisors (see below), whose sum is σ = 828647424. Its totient is φ = 128887200.

The previous prime is 400463009. The next prime is 400463027. The reversal of 400463022 is 220364004.

It is a self number, because there is not a number n which added to its sum of digits gives 400463022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400463027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88372 + ... + 92792.

It is an arithmetic number, because the mean of its divisors is an integer number (25895232).

Almost surely, 2^400463022 is an apocalyptic number.

400463022 is an abundant number, since it is smaller than the sum of its proper divisors (428184402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400463022 is a wasteful number, since it uses less digits than its factorization.

400463022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 400463022 is about 20011.5722021035. The cubic root of 400463022 is about 737.0904880405.

The spelling of 400463022 in words is "four hundred million, four hundred sixty-three thousand, twenty-two".