22415052 has 48 divisors (see below), whose sum is σ = 58286592. Its totient is φ = 6646080.

The previous prime is 22415033. The next prime is 22415059. The reversal of 22415052 is 25051422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22415059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4398 + ... + 8010.

It is an arithmetic number, because the mean of its divisors is an integer number (1214304).

Almost surely, 2^22415052 is an apocalyptic number.

22415052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22415052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29143296).

22415052 is an abundant number, since it is smaller than the sum of its proper divisors (35871540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22415052 is a wasteful number, since it uses less digits than its factorization.

22415052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678 (or 3676 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 22415052 is about 4734.4537171674. The cubic root of 22415052 is about 281.9550755859.

Adding to 22415052 its reverse (25051422), we get a palindrome (47466474).

The spelling of 22415052 in words is "twenty-two million, four hundred fifteen thousand, fifty-two".