9020972 has 24 divisors (see below), whose sum is σ = 17194800. Its totient is φ = 4124736.

The previous prime is 9020941. The next prime is 9020981. The reversal of 9020972 is 2790209.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 158 + ... + 4250.

It is an arithmetic number, because the mean of its divisors is an integer number (716450).

Almost surely, 2^9020972 is an apocalyptic number.

It is an amenable number.

9020972 is a deficient number, since it is larger than the sum of its proper divisors (8173828).

9020972 is a wasteful number, since it uses less digits than its factorization.

9020972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145 (or 4143 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 9020972 is about 3003.4932994765. The cubic root of 9020972 is about 208.1698255555.

The spelling of 9020972 in words is "nine million, twenty thousand, nine hundred seventy-two".