401311204 has 24 divisors (see below), whose sum is σ = 810129600. Its totient is φ = 170381856.

The previous prime is 401311189. The next prime is 401311219. The reversal of 401311204 is 402113104.

It is an interprime number because it is at equal distance from previous prime (401311189) and next prime (401311219).

It is a super-2 number, since 2×401311204² = 322101364911859232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63979 + ... + 69970.

It is an arithmetic number, because the mean of its divisors is an integer number (33755400).

Almost surely, 2^401311204 is an apocalyptic number.

It is an amenable number.

401311204 is an abundant number, since it is smaller than the sum of its proper divisors (408818396).

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

401311204 is a wasteful number, since it uses less digits than its factorization.

401311204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134067 (or 134065 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 401311204 is about 20032.7532805653. The cubic root of 401311204 is about 737.6105077727.

Adding to 401311204 its reverse (402113104), we get a palindrome (803424308).

The spelling of 401311204 in words is "four hundred one million, three hundred eleven thousand, two hundred four".