22050457 has 16 divisors (see below), whose sum is σ = 26046720. Its totient is φ = 18403200.

The previous prime is 22050433. The next prime is 22050467. The reversal of 22050457 is 75405022.

It is a cyclic number.

It is not a de Polignac number, because 22050457 - 2¹⁵ = 22017689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22050467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38469 + ... + 39037.

It is an arithmetic number, because the mean of its divisors is an integer number (1627920).

Almost surely, 2^22050457 is an apocalyptic number.

It is an amenable number.

22050457 is a deficient number, since it is larger than the sum of its proper divisors (3996263).

22050457 is a wasteful number, since it uses less digits than its factorization.

22050457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 22050457 is about 4695.7914135958. The cubic root of 22050457 is about 280.4179854127.

Adding to 22050457 its reverse (75405022), we get a palindrome (97455479).

The spelling of 22050457 in words is "twenty-two million, fifty thousand, four hundred fifty-seven".