22542055 has 8 divisors (see below), whose sum is σ = 27114192. Its totient is φ = 17991168.

The previous prime is 22542049. The next prime is 22542103. The reversal of 22542055 is 55024522.

It is a happy number.

22542055 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22542055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2874 + ... + 7303.

It is an arithmetic number, because the mean of its divisors is an integer number (3389274).

Almost surely, 2^22542055 is an apocalyptic number.

22542055 is a deficient number, since it is larger than the sum of its proper divisors (4572137).

22542055 is a wasteful number, since it uses less digits than its factorization.

22542055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10625.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 22542055 is about 4747.8474069835. The cubic root of 22542055 is about 282.4865892817.

Adding to 22542055 its reverse (55024522), we get a palindrome (77566577).

The spelling of 22542055 in words is "twenty-two million, five hundred forty-two thousand, fifty-five".