22849564 has 24 divisors (see below), whose sum is σ = 43802640. Its totient is φ = 10381056.

The previous prime is 22849559. The next prime is 22849583. The reversal of 22849564 is 46594822.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 3822 + ... + 7765.

It is an arithmetic number, because the mean of its divisors is an integer number (1825110).

Almost surely, 2^22849564 is an apocalyptic number.

It is an amenable number.

22849564 is a deficient number, since it is larger than the sum of its proper divisors (20953076).

22849564 is a wasteful number, since it uses less digits than its factorization.

22849564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11637 (or 11635 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 22849564 is about 4780.1217557715. The cubic root of 22849564 is about 283.7653122983.

The spelling of 22849564 in words is "twenty-two million, eight hundred forty-nine thousand, five hundred sixty-four".