401366100 has 72 divisors (see below), whose sum is σ = 1211797440. Its totient is φ = 102375680.

The previous prime is 401366093. The next prime is 401366111. The reversal of 401366100 is 1663104.

It is a super-2 number, since 2×401366100² = 322189492458420000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22185 + ... + 35984.

It is an arithmetic number, because the mean of its divisors is an integer number (16830520).

Almost surely, 2^401366100 is an apocalyptic number.

It is an amenable number.

401366100 is an abundant number, since it is smaller than the sum of its proper divisors (810431340).

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

401366100 is a wasteful number, since it uses less digits than its factorization.

401366100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58209 (or 58202 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 401366100 is about 20034.1233898566. The cubic root of 401366100 is about 737.6441392120.

The spelling of 401366100 in words is "four hundred one million, three hundred sixty-six thousand, one hundred".