401807332 has 24 divisors (see below), whose sum is σ = 734529600. Its totient is φ = 191960736.

The previous prime is 401807311. The next prime is 401807333. The reversal of 401807332 is 233708104.

It is a super-2 number, since 2×401807332² = 322898264097916448, 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 401807332.

It is not an unprimeable number, because it can be changed into a prime (401807333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114094 + ... + 117562.

It is an arithmetic number, because the mean of its divisors is an integer number (30605400).

Almost surely, 2^401807332 is an apocalyptic number.

It is an amenable number.

401807332 is a deficient number, since it is larger than the sum of its proper divisors (332722268).

401807332 is a wasteful number, since it uses less digits than its factorization.

401807332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755 (or 4753 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 401807332 is about 20045.1323767143. The cubic root of 401807332 is about 737.9143438996.

The spelling of 401807332 in words is "four hundred one million, eight hundred seven thousand, three hundred thirty-two".