9421000272 has 80 divisors (see below), whose sum is σ = 27384160000. Its totient is φ = 3100571136.

The previous prime is 9421000271. The next prime is 9421000339. The reversal of 9421000272 is 2720001249.

It is a super-2 number, since 2×9421000272² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9421000271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103897 + ... + 172152.

It is an arithmetic number, because the mean of its divisors is an integer number (342302000).

Almost surely, 2^9421000272 is an apocalyptic number.

It is an amenable number.

9421000272 is an abundant number, since it is smaller than the sum of its proper divisors (17963159728).

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

9421000272 is a wasteful number, since it uses less digits than its factorization.

9421000272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276145 (or 276133 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 9421000272 is about 97061.8373615501. The cubic root of 9421000272 is about 2112.0247608151.

The spelling of 9421000272 in words is "nine billion, four hundred twenty-one million, two hundred seventy-two", and thus it is an aban number.