401262356 has 24 divisors (see below), whose sum is σ = 811109376. Its totient is φ = 171662720.

The previous prime is 401262317. The next prime is 401262371. The reversal of 401262356 is 653262104.

It is a super-2 number, since 2×401262356² = 322022956685341472, 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 7 ways as a sum of consecutive naturals, for example, 267476 + ... + 268971.

It is an arithmetic number, because the mean of its divisors is an integer number (33796224).

Almost surely, 2^401262356 is an apocalyptic number.

It is an amenable number.

401262356 is an abundant number, since it is smaller than the sum of its proper divisors (409847020).

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

401262356 is a wasteful number, since it uses less digits than its factorization.

401262356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536479 (or 536477 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 401262356 is about 20031.5340401079. The cubic root of 401262356 is about 737.5805789961.

The spelling of 401262356 in words is "four hundred one million, two hundred sixty-two thousand, three hundred fifty-six".