22264425 has 18 divisors (see below), whose sum is σ = 39878462. Its totient is φ = 11874240.

The previous prime is 22264423. The next prime is 22264433. The reversal of 22264425 is 52446222.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1498176 + 20766249 = 1224^2 + 4557^2 .

It is not a de Polignac number, because 22264425 - 2¹ = 22264423 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (22264423) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 49252 + ... + 49701.

Almost surely, 2^22264425 is an apocalyptic number.

22264425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22264425 is a deficient number, since it is larger than the sum of its proper divisors (17614037).

22264425 is a wasteful number, since it uses less digits than its factorization.

22264425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98969 (or 98961 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 22264425 is about 4718.5193652246. The cubic root of 22264425 is about 281.3220852265.

The spelling of 22264425 in words is "twenty-two million, two hundred sixty-four thousand, four hundred twenty-five".