401052724 has 6 divisors (see below), whose sum is σ = 701842274. Its totient is φ = 200526360.

The previous prime is 401052713. The next prime is 401052727. The reversal of 401052724 is 427250104.

It can be written as a sum of positive squares in only one way, i.e., 263412900 + 137639824 = 16230^2 + 11732^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401052727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50131587 + ... + 50131594.

Almost surely, 2^401052724 is an apocalyptic number.

It is an amenable number.

401052724 is a deficient number, since it is larger than the sum of its proper divisors (300789550).

401052724 is a wasteful number, since it uses less digits than its factorization.

401052724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100263185 (or 100263183 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 401052724 is about 20026.3008066892. The cubic root of 401052724 is about 737.4521115702.

The spelling of 401052724 in words is "four hundred one million, fifty-two thousand, seven hundred twenty-four".