7221092 has 12 divisors (see below), whose sum is σ = 12673920. Its totient is φ = 3599976.

The previous prime is 7221089. The next prime is 7221101. The reversal of 7221092 is 2901227.

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 3 ways as a sum of consecutive naturals, for example, 992 + ... + 3927.

It is an arithmetic number, because the mean of its divisors is an integer number (1056160).

Almost surely, 2^7221092 is an apocalyptic number.

It is an amenable number.

7221092 is a deficient number, since it is larger than the sum of its proper divisors (5452828).

7221092 is a wasteful number, since it uses less digits than its factorization.

7221092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290 (or 5288 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 7221092 is about 2687.2089609854. The cubic root of 7221092 is about 193.2862495992.

The spelling of 7221092 in words is "seven million, two hundred twenty-one thousand, ninety-two".