22945201 has 2 divisors, whose sum is σ = 22945202. Its totient is φ = 22945200.

The previous prime is 22945183. The next prime is 22945249. The reversal of 22945201 is 10254922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18318400 + 4626801 = 4280^2 + 2151^2 .

It is a cyclic number.

It is not a de Polignac number, because 22945201 - 2⁷ = 22945073 is a prime.

It is not a weakly prime, because it can be changed into another prime (22945261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11472600 + 11472601.

It is an arithmetic number, because the mean of its divisors is an integer number (11472601).

Almost surely, 2^22945201 is an apocalyptic number.

It is an amenable number.

22945201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22945201 is an equidigital number, since it uses as much as digits as its factorization.

22945201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 22945201 is about 4790.1149255524. The cubic root of 22945201 is about 284.1606617563.

The spelling of 22945201 in words is "twenty-two million, nine hundred forty-five thousand, two hundred one".