401572696 has 32 divisors (see below), whose sum is σ = 881506080. Its totient is φ = 167904000.

The previous prime is 401572687. The next prime is 401572723. The reversal of 401572696 is 696275104.

It is a super-2 number, since 2×401572696² = 322521260345416832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 85155 + ... + 89746.

It is an arithmetic number, because the mean of its divisors is an integer number (27547065).

Almost surely, 2^401572696 is an apocalyptic number.

It is an amenable number.

401572696 is an abundant number, since it is smaller than the sum of its proper divisors (479933384).

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

401572696 is a wasteful number, since it uses less digits than its factorization.

401572696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174955 (or 174951 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 401572696 is about 20039.2788293391. The cubic root of 401572696 is about 737.7706805323.

The spelling of 401572696 in words is "four hundred one million, five hundred seventy-two thousand, six hundred ninety-six".