9251379672 has 16 divisors (see below), whose sum is σ = 23128449240. Its totient is φ = 3083793216.

The previous prime is 9251379667. The next prime is 9251379691. The reversal of 9251379672 is 2769731529.

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, 192737053 + ... + 192737100.

Almost surely, 2^9251379672 is an apocalyptic number.

It is an amenable number.

9251379672 is an abundant number, since it is smaller than the sum of its proper divisors (13877069568).

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

9251379672 is a wasteful number, since it uses less digits than its factorization.

9251379672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385474162 (or 385474158 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 51.

The square root of 9251379672 is about 96184.0926141116. The cubic root of 9251379672 is about 2099.2725879726.

The spelling of 9251379672 in words is "nine billion, two hundred fifty-one million, three hundred seventy-nine thousand, six hundred seventy-two".