22573361 has 4 divisors (see below), whose sum is σ = 22751232. Its totient is φ = 22395492.

The previous prime is 22573357. The next prime is 22573393. The reversal of 22573361 is 16337522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22573361 - 2² = 22573357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22573321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88745 + ... + 88998.

It is an arithmetic number, because the mean of its divisors is an integer number (5687808).

Almost surely, 2^22573361 is an apocalyptic number.

It is an amenable number.

22573361 is a deficient number, since it is larger than the sum of its proper divisors (177871).

22573361 is a wasteful number, since it uses less digits than its factorization.

22573361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177870.

The product of its digits is 7560, while the sum is 29.

The square root of 22573361 is about 4751.1431256067. The cubic root of 22573361 is about 282.6172995535.

The spelling of 22573361 in words is "twenty-two million, five hundred seventy-three thousand, three hundred sixty-one".