22736025 has 48 divisors (see below), whose sum is σ = 44997120. Its totient is φ = 11188800.

The previous prime is 22736023. The next prime is 22736033. The reversal of 22736025 is 52063722.

It is not a de Polignac number, because 22736025 - 2¹ = 22736023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22736025.

It is not an unprimeable number, because it can be changed into a prime (22736023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7480 + ... + 10070.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^22736025 is an apocalyptic number.

22736025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22736025 is a deficient number, since it is larger than the sum of its proper divisors (22261095).

22736025 is a wasteful number, since it uses less digits than its factorization.

22736025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623 (or 2612 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 22736025 is about 4768.2308039775. The cubic root of 22736025 is about 283.2945237116.

Adding to 22736025 its reverse (52063722), we get a palindrome (74799747).

The spelling of 22736025 in words is "twenty-two million, seven hundred thirty-six thousand, twenty-five".