401254132 has 12 divisors (see below), whose sum is σ = 702480996. Its totient is φ = 200545280.

The previous prime is 401254129. The next prime is 401254151. The reversal of 401254132 is 231452104.

It can be written as a sum of positive squares in 2 ways, for example, as 345811216 + 55442916 = 18596^2 + 7446^2 .

It is a super-2 number, since 2×401254132² = 322009756894146848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8653 + ... + 29620.

It is an arithmetic number, because the mean of its divisors is an integer number (58540083).

Almost surely, 2^401254132 is an apocalyptic number.

It is an amenable number.

401254132 is a deficient number, since it is larger than the sum of its proper divisors (301226864).

401254132 is a wasteful number, since it uses less digits than its factorization.

401254132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40898 (or 40896 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 401254132 is about 20031.3287627157. The cubic root of 401254132 is about 737.5755399786.

The spelling of 401254132 in words is "four hundred one million, two hundred fifty-four thousand, one hundred thirty-two".