22170726604 has 48 divisors (see below), whose sum is σ = 42568001280. Its totient is φ = 10042113600.

The previous prime is 22170726601. The next prime is 22170726607. The reversal of 22170726604 is 40662707122.

It is an interprime number because it is at equal distance from previous prime (22170726601) and next prime (22170726607).

It is a super-2 number, since 2×22170726604² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22170726601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634707 + ... + 668725.

It is an arithmetic number, because the mean of its divisors is an integer number (886833360).

Almost surely, 2^22170726604 is an apocalyptic number.

It is an amenable number.

22170726604 is a deficient number, since it is larger than the sum of its proper divisors (20397274676).

22170726604 is a wasteful number, since it uses less digits than its factorization.

22170726604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34270 (or 34268 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 22170726604 in words is "twenty-two billion, one hundred seventy million, seven hundred twenty-six thousand, six hundred four".