401265132 has 24 divisors (see below), whose sum is σ = 956207616. Its totient is φ = 130909008.

The previous prime is 401265131. The next prime is 401265181. The reversal of 401265132 is 231562104.

It is a super-2 number, since 2×401265132² = 322027412317954848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401265131) 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, 355168 + ... + 356295.

It is an arithmetic number, because the mean of its divisors is an integer number (39841984).

Almost surely, 2^401265132 is an apocalyptic number.

It is an amenable number.

401265132 is an abundant number, since it is smaller than the sum of its proper divisors (554942484).

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

401265132 is a wasteful number, since it uses less digits than its factorization.

401265132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711517 (or 711515 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 401265132 is about 20031.6033307372. The cubic root of 401265132 is about 737.5822798940.

The spelling of 401265132 in words is "four hundred one million, two hundred sixty-five thousand, one hundred thirty-two".