401363400 has 48 divisors (see below), whose sum is σ = 1244228400. Its totient is φ = 107030080.

The previous prime is 401363381. The next prime is 401363407. The reversal of 401363400 is 4363104.

It is a super-2 number, since 2×401363400² = 322185157719120000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401363407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333870 + ... + 335069.

It is an arithmetic number, because the mean of its divisors is an integer number (25921425).

Almost surely, 2^401363400 is an apocalyptic number.

401363400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401363400 is an abundant number, since it is smaller than the sum of its proper divisors (842865000).

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

401363400 is a wasteful number, since it uses less digits than its factorization.

401363400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668958 (or 668949 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 401363400 is about 20034.0560047136. The cubic root of 401363400 is about 737.6424851580.

The spelling of 401363400 in words is "four hundred one million, three hundred sixty-three thousand, four hundred".