22575745 has 16 divisors (see below), whose sum is σ = 29299968. Its totient is φ = 16633600.

The previous prime is 22575739. The next prime is 22575757. The reversal of 22575745 is 54757522.

It is not a de Polignac number, because 22575745 - 2⁹ = 22575233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1170 + ... + 6820.

It is an arithmetic number, because the mean of its divisors is an integer number (1831248).

Almost surely, 2^22575745 is an apocalyptic number.

It is an amenable number.

22575745 is a deficient number, since it is larger than the sum of its proper divisors (6724223).

22575745 is a wasteful number, since it uses less digits than its factorization.

22575745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720.

The product of its digits is 98000, while the sum is 37.

The square root of 22575745 is about 4751.3940059734. The cubic root of 22575745 is about 282.6272483884.

The spelling of 22575745 in words is "twenty-two million, five hundred seventy-five thousand, seven hundred forty-five".