22553851 has 8 divisors (see below), whose sum is σ = 23476320. Its totient is φ = 21641088.

The previous prime is 22553827. The next prime is 22553873. The reversal of 22553851 is 15835522.

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

It is a cyclic number.

It is not a de Polignac number, because 22553851 - 2⁵ = 22553819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22553891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515 + ... + 7171.

It is an arithmetic number, because the mean of its divisors is an integer number (2934540).

Almost surely, 2^22553851 is an apocalyptic number.

22553851 is a deficient number, since it is larger than the sum of its proper divisors (922469).

22553851 is a wasteful number, since it uses less digits than its factorization.

22553851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4853.

The product of its digits is 12000, while the sum is 31.

The square root of 22553851 is about 4749.0894916815. The cubic root of 22553851 is about 282.5358546916.

The spelling of 22553851 in words is "twenty-two million, five hundred fifty-three thousand, eight hundred fifty-one".