22049995 has 16 divisors (see below), whose sum is σ = 29030400. Its totient is φ = 15944800.

The previous prime is 22049983. The next prime is 22049999. The reversal of 22049995 is 59994022.

It is a de Polignac number, because none of the positive numbers 2^k-22049995 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22049999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9456 + ... + 11554.

It is an arithmetic number, because the mean of its divisors is an integer number (1814400).

Almost surely, 2^22049995 is an apocalyptic number.

22049995 is a deficient number, since it is larger than the sum of its proper divisors (6980405).

22049995 is a wasteful number, since it uses less digits than its factorization.

22049995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 22049995 is about 4695.7422203524. The cubic root of 22049995 is about 280.4160269647.

The spelling of 22049995 in words is "twenty-two million, forty-nine thousand, nine hundred ninety-five".