22182797 has 16 divisors (see below), whose sum is σ = 27941760. Its totient is φ = 17140032.

The previous prime is 22182751. The next prime is 22182799. The reversal of 22182797 is 79728122.

It is not a de Polignac number, because 22182797 - 2⁶ = 22182733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22182797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22182799) 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, 1079 + ... + 6747.

It is an arithmetic number, because the mean of its divisors is an integer number (1746360).

Almost surely, 2^22182797 is an apocalyptic number.

It is an amenable number.

22182797 is a deficient number, since it is larger than the sum of its proper divisors (5758963).

22182797 is a wasteful number, since it uses less digits than its factorization.

22182797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732.

The product of its digits is 28224, while the sum is 38.

The square root of 22182797 is about 4709.8616752512. The cubic root of 22182797 is about 280.9778607448.

The spelling of 22182797 in words is "twenty-two million, one hundred eighty-two thousand, seven hundred ninety-seven".