401374252 has 6 divisors (see below), whose sum is σ = 702404948. Its totient is φ = 200687124.

The previous prime is 401374249. The next prime is 401374279. The reversal of 401374252 is 252473104.

It is a super-2 number, since 2×401374252² = 322202580337119008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401374252.

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 as a sum of consecutive naturals, namely, 50171778 + ... + 50171785.

Almost surely, 2^401374252 is an apocalyptic number.

It is an amenable number.

401374252 is a deficient number, since it is larger than the sum of its proper divisors (301030696).

401374252 is a wasteful number, since it uses less digits than its factorization.

401374252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100343567 (or 100343565 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 401374252 is about 20034.3268416985. The cubic root of 401374252 is about 737.6491331849.

The spelling of 401374252 in words is "four hundred one million, three hundred seventy-four thousand, two hundred fifty-two".