22449995 has 4 divisors (see below), whose sum is σ = 26940000. Its totient is φ = 17959992.

The previous prime is 22449961. The next prime is 22450003. The reversal of 22449995 is 59994422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22449995 is a prime.

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, 2244995 + ... + 2245004.

It is an arithmetic number, because the mean of its divisors is an integer number (6735000).

Almost surely, 2^22449995 is an apocalyptic number.

22449995 is a deficient number, since it is larger than the sum of its proper divisors (4490005).

22449995 is an equidigital number, since it uses as much as digits as its factorization.

22449995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4490004.

The product of its digits is 233280, while the sum is 44.

The square root of 22449995 is about 4738.1425685600. The cubic root of 22449995 is about 282.1015135093.

The spelling of 22449995 in words is "twenty-two million, four hundred forty-nine thousand, nine hundred ninety-five".