22565046 has 32 divisors (see below), whose sum is σ = 54293760. Its totient is φ = 6107616.

The previous prime is 22565041. The next prime is 22565107. The reversal of 22565046 is 64056522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22565041) by changing a digit.

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, 13341 + ... + 14936.

It is an arithmetic number, because the mean of its divisors is an integer number (1696680).

Almost surely, 2^22565046 is an apocalyptic number.

22565046 is an abundant number, since it is smaller than the sum of its proper divisors (31728714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22565046 is a wasteful number, since it uses less digits than its factorization.

22565046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28308.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 22565046 is about 4750.2679924400. The cubic root of 22565046 is about 282.5825941701.

The spelling of 22565046 in words is "twenty-two million, five hundred sixty-five thousand, forty-six".