22049495 has 8 divisors (see below), whose sum is σ = 28494816. Its totient is φ = 16282656.

The previous prime is 22049491. The next prime is 22049507. The reversal of 22049495 is 59494022.

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

It is not a de Polignac number, because 22049495 - 2² = 22049491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22049491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169547 + ... + 169676.

It is an arithmetic number, because the mean of its divisors is an integer number (3561852).

Almost surely, 2^22049495 is an apocalyptic number.

22049495 is a deficient number, since it is larger than the sum of its proper divisors (6445321).

22049495 is a wasteful number, since it uses less digits than its factorization.

22049495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339241.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 22049495 is about 4695.6889803308. The cubic root of 22049495 is about 280.4139074016.

The spelling of 22049495 in words is "twenty-two million, forty-nine thousand, four hundred ninety-five".