9221995 has 16 divisors (see below), whose sum is σ = 11531520. Its totient is φ = 7074144.

The previous prime is 9221987. The next prime is 9221999. The reversal of 9221995 is 5991229.

It is a cyclic number.

It is not a de Polignac number, because 9221995 - 2³ = 9221987 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9221999) 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, 12322 + ... + 13048.

It is an arithmetic number, because the mean of its divisors is an integer number (720720).

Almost surely, 2^9221995 is an apocalyptic number.

9221995 is a deficient number, since it is larger than the sum of its proper divisors (2309525).

9221995 is a wasteful number, since it uses less digits than its factorization.

9221995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834.

The product of its digits is 14580, while the sum is 37.

The square root of 9221995 is about 3036.7737814990. The cubic root of 9221995 is about 209.7047627495.

The spelling of 9221995 in words is "nine million, two hundred twenty-one thousand, nine hundred ninety-five".