22052901 has 16 divisors (see below), whose sum is σ = 33333440. Its totient is φ = 12856320.

The previous prime is 22052897. The next prime is 22052909. The reversal of 22052901 is 10925022.

It is not a de Polignac number, because 22052901 - 2² = 22052897 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 (22052909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14140 + ... + 15621.

It is an arithmetic number, because the mean of its divisors is an integer number (2083340).

Almost surely, 2^22052901 is an apocalyptic number.

It is an amenable number.

22052901 is a deficient number, since it is larger than the sum of its proper divisors (11280539).

22052901 is a wasteful number, since it uses less digits than its factorization.

22052901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29796.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 22052901 is about 4696.0516394094. The cubic root of 22052901 is about 280.4283452318.

Adding to 22052901 its reverse (10925022), we get a palindrome (32977923).

The spelling of 22052901 in words is "twenty-two million, fifty-two thousand, nine hundred one".