22464197 has 12 divisors (see below), whose sum is σ = 26391456. Its totient is φ = 19063800.

The previous prime is 22464193. The next prime is 22464227. The reversal of 22464197 is 79146422.

It is not a de Polignac number, because 22464197 - 2² = 22464193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22464193) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2822 + ... + 7272.

It is an arithmetic number, because the mean of its divisors is an integer number (2199288).

Almost surely, 2^22464197 is an apocalyptic number.

It is an amenable number.

22464197 is a deficient number, since it is larger than the sum of its proper divisors (3927259).

22464197 is a wasteful number, since it uses less digits than its factorization.

22464197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568 (or 4561 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 22464197 is about 4739.6410201618. The cubic root of 22464197 is about 282.1609873334.

The spelling of 22464197 in words is "twenty-two million, four hundred sixty-four thousand, one hundred ninety-seven".