22672245 has 16 divisors (see below), whose sum is σ = 36336960. Its totient is φ = 12071424.

The previous prime is 22672201. The next prime is 22672249. The reversal of 22672245 is 54227622.

It is not a de Polignac number, because 22672245 - 2¹⁴ = 22655861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22672249) 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, 13122 + ... + 14748.

It is an arithmetic number, because the mean of its divisors is an integer number (2271060).

Almost surely, 2^22672245 is an apocalyptic number.

It is an amenable number.

22672245 is a deficient number, since it is larger than the sum of its proper divisors (13664715).

22672245 is a wasteful number, since it uses less digits than its factorization.

22672245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564.

The product of its digits is 13440, while the sum is 30.

The square root of 22672245 is about 4761.5380918355. The cubic root of 22672245 is about 283.0293726042.

Adding to 22672245 its reverse (54227622), we get a palindrome (76899867).

The spelling of 22672245 in words is "twenty-two million, six hundred seventy-two thousand, two hundred forty-five".