22456045 has 8 divisors (see below), whose sum is σ = 26976024. Its totient is φ = 17945664.

The previous prime is 22456039. The next prime is 22456067. The reversal of 22456045 is 54065422.

It can be written as a sum of positive squares in 4 ways, for example, as 9162729 + 13293316 = 3027^2 + 3646^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22456045 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4627 + ... + 8143.

It is an arithmetic number, because the mean of its divisors is an integer number (3372003).

Almost surely, 2^22456045 is an apocalyptic number.

It is an amenable number.

22456045 is a deficient number, since it is larger than the sum of its proper divisors (4519979).

22456045 is a wasteful number, since it uses less digits than its factorization.

22456045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 22456045 is about 4738.7809613866. The cubic root of 22456045 is about 282.1268522063.

The spelling of 22456045 in words is "twenty-two million, four hundred fifty-six thousand, forty-five".