401368268 has 48 divisors (see below), whose sum is σ = 822259200. Its totient is φ = 167875200.

The previous prime is 401368241. The next prime is 401368271. The reversal of 401368268 is 862863104.

It is a happy number.

It is a super-2 number, since 2×401368268² = 322192973114639648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248648 + ... + 250256.

It is an arithmetic number, because the mean of its divisors is an integer number (17130400).

Almost surely, 2^401368268 is an apocalyptic number.

It is an amenable number.

401368268 is an abundant number, since it is smaller than the sum of its proper divisors (420890932).

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

401368268 is a wasteful number, since it uses less digits than its factorization.

401368268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830 (or 1828 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 401368268 is about 20034.1774974667. The cubic root of 401368268 is about 737.6454673508.

The spelling of 401368268 in words is "four hundred one million, three hundred sixty-eight thousand, two hundred sixty-eight".