22916845 has 8 divisors (see below), whose sum is σ = 31428864. Its totient is φ = 15714384.

The previous prime is 22916837. The next prime is 22916849. The reversal of 22916845 is 54861922.

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

It is not a de Polignac number, because 22916845 - 2³ = 22916837 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 (22916849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327349 + ... + 327418.

It is an arithmetic number, because the mean of its divisors is an integer number (3928608).

Almost surely, 2^22916845 is an apocalyptic number.

It is an amenable number.

22916845 is a deficient number, since it is larger than the sum of its proper divisors (8512019).

22916845 is an equidigital number, since it uses as much as digits as its factorization.

22916845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654779.

The product of its digits is 34560, while the sum is 37.

The square root of 22916845 is about 4787.1541650546. The cubic root of 22916845 is about 284.0435569311.

The spelling of 22916845 in words is "twenty-two million, nine hundred sixteen thousand, eight hundred forty-five".