22542395 has 8 divisors (see below), whose sum is σ = 27079920. Its totient is φ = 18014560.

The previous prime is 22542383. The next prime is 22542397. The reversal of 22542395 is 59324522.

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

It is a de Polignac number, because none of the positive numbers 2^k-22542395 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22542397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4505 + ... + 8085.

It is an arithmetic number, because the mean of its divisors is an integer number (3384990).

Almost surely, 2^22542395 is an apocalyptic number.

22542395 is a deficient number, since it is larger than the sum of its proper divisors (4537525).

22542395 is a wasteful number, since it uses less digits than its factorization.

22542395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845.

The product of its digits is 21600, while the sum is 32.

The square root of 22542395 is about 4747.8832125485. The cubic root of 22542395 is about 282.4880095154.

The spelling of 22542395 in words is "twenty-two million, five hundred forty-two thousand, three hundred ninety-five".