401130726 has 32 divisors (see below), whose sum is σ = 832140000. Its totient is φ = 128755200.

The previous prime is 401130713. The next prime is 401130733. The reversal of 401130726 is 627031104.

It is a junction number, because it is equal to n+sod(n) for n = 401130696 and 401130705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66900 + ... + 72648.

It is an arithmetic number, because the mean of its divisors is an integer number (26004375).

Almost surely, 2^401130726 is an apocalyptic number.

401130726 is an abundant number, since it is smaller than the sum of its proper divisors (431009274).

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

401130726 is a wasteful number, since it uses less digits than its factorization.

401130726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6184.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 401130726 is about 20028.2482009785. The cubic root of 401130726 is about 737.4999182610.

It can be divided in two parts, 401130 and 726, that added together give a triangular number (401856 = T₈₉₆).

The spelling of 401130726 in words is "four hundred one million, one hundred thirty thousand, seven hundred twenty-six".