401598072 has 48 divisors (see below), whose sum is σ = 1151645040. Its totient is φ = 125991168.

The previous prime is 401598047. The next prime is 401598077. The reversal of 401598072 is 270895104.

It is a super-2 number, since 2×401598072² = 322562022868234368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401598077) 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, 162828 + ... + 165275.

It is an arithmetic number, because the mean of its divisors is an integer number (23992605).

Almost surely, 2^401598072 is an apocalyptic number.

It is an amenable number.

401598072 is an abundant number, since it is smaller than the sum of its proper divisors (750046968).

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

401598072 is a wasteful number, since it uses less digits than its factorization.

401598072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328132 (or 328125 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 401598072 is about 20039.9119758546. The cubic root of 401598072 is about 737.7862204953.

The spelling of 401598072 in words is "four hundred one million, five hundred ninety-eight thousand, seventy-two".