401423364 has 36 divisors (see below), whose sum is σ = 1052293424. Its totient is φ = 133807464.

The previous prime is 401423353. The next prime is 401423377. The reversal of 401423364 is 463324104.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×401423364² = 322281434330152992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205522 + ... + 207465.

Almost surely, 2^401423364 is an apocalyptic number.

It is an amenable number.

401423364 is an abundant number, since it is smaller than the sum of its proper divisors (650870060).

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

401423364 is a wasteful number, since it uses less digits than its factorization.

401423364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413006 (or 412992 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 401423364 is about 20035.5525004927. The cubic root of 401423364 is about 737.6792181132.

Adding to 401423364 its reverse (463324104), we get a palindrome (864747468).

The spelling of 401423364 in words is "four hundred one million, four hundred twenty-three thousand, three hundred sixty-four".