22415253 has 16 divisors (see below), whose sum is σ = 34237056. Its totient is φ = 12778560.

The previous prime is 22415249. The next prime is 22415297. The reversal of 22415253 is 35251422.

It is not a de Polignac number, because 22415253 - 2² = 22415249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22415353) 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, 10375 + ... + 12347.

It is an arithmetic number, because the mean of its divisors is an integer number (2139816).

Almost surely, 2^22415253 is an apocalyptic number.

It is an amenable number.

22415253 is a deficient number, since it is larger than the sum of its proper divisors (11821803).

22415253 is a wasteful number, since it uses less digits than its factorization.

22415253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524.

The product of its digits is 2400, while the sum is 24.

The square root of 22415253 is about 4734.4749444896. The cubic root of 22415253 is about 281.9559183649.

Adding to 22415253 its reverse (35251422), we get a palindrome (57666675).

The spelling of 22415253 in words is "twenty-two million, four hundred fifteen thousand, two hundred fifty-three".