9213097028 has 48 divisors (see below), whose sum is σ = 17880113664. Its totient is φ = 4131578880.

The previous prime is 9213097021. The next prime is 9213097031. The reversal of 9213097028 is 8207903129.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9213097021) 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, 412976 + ... + 434712.

It is an arithmetic number, because the mean of its divisors is an integer number (372502368).

Almost surely, 2^9213097028 is an apocalyptic number.

It is an amenable number.

9213097028 is a deficient number, since it is larger than the sum of its proper divisors (8667016636).

9213097028 is a wasteful number, since it uses less digits than its factorization.

9213097028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22052 (or 22050 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 9213097028 is about 95984.8791633349. The cubic root of 9213097028 is about 2096.3729551287.

The spelling of 9213097028 in words is "nine billion, two hundred thirteen million, ninety-seven thousand, twenty-eight".