9401113872 has 60 divisors (see below), whose sum is σ = 26323213644. Its totient is φ = 3132138240.

The previous prime is 9401113837. The next prime is 9401113921. The reversal of 9401113872 is 2783111049.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4865899536 + 4535214336 = 69756^2 + 67344^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293058 + ... + 323550.

Almost surely, 2^9401113872 is an apocalyptic number.

It is an amenable number.

9401113872 is an abundant number, since it is smaller than the sum of its proper divisors (16922099772).

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

9401113872 is a wasteful number, since it uses less digits than its factorization.

9401113872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32648 (or 32639 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 9401113872 is about 96959.3413343965. The cubic root of 9401113872 is about 2110.5376520468.

The spelling of 9401113872 in words is "nine billion, four hundred one million, one hundred thirteen thousand, eight hundred seventy-two".