400341368 has 32 divisors (see below), whose sum is σ = 875388000. Its totient is φ = 171573696.

The previous prime is 400341367. The next prime is 400341467. The reversal of 400341368 is 863143004.

It is a super-2 number, since 2×400341368² = 320546421864222848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 400341368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400341367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70205 + ... + 75692.

It is an arithmetic number, because the mean of its divisors is an integer number (27355875).

Almost surely, 2^400341368 is an apocalyptic number.

It is an amenable number.

400341368 is an abundant number, since it is smaller than the sum of its proper divisors (475046632).

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

400341368 is a wasteful number, since it uses less digits than its factorization.

400341368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145924 (or 145906 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 400341368 is about 20008.5323799623. The cubic root of 400341368 is about 737.0158418743.

The spelling of 400341368 in words is "four hundred million, three hundred forty-one thousand, three hundred sixty-eight".