22542052 has 12 divisors (see below), whose sum is σ = 42483196. Its totient is φ = 10404000.

The previous prime is 22542049. The next prime is 22542103. The reversal of 22542052 is 25024522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9696996 + 12845056 = 3114^2 + 3584^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216699 + ... + 216802.

Almost surely, 2^22542052 is an apocalyptic number.

It is an amenable number.

22542052 is a deficient number, since it is larger than the sum of its proper divisors (19941144).

22542052 is a wasteful number, since it uses less digits than its factorization.

22542052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433518 (or 433516 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 22542052 is about 4747.8470910508. The cubic root of 22542052 is about 282.4865767501.

Adding to 22542052 its reverse (25024522), we get a palindrome (47566574).

The spelling of 22542052 in words is "twenty-two million, five hundred forty-two thousand, fifty-two".