22246957 has 4 divisors (see below), whose sum is σ = 23214240. Its totient is φ = 21279676.

The previous prime is 22246919. The next prime is 22246963. The reversal of 22246957 is 75964222.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-22246957 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 (22246997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483607 + ... + 483652.

It is an arithmetic number, because the mean of its divisors is an integer number (5803560).

Almost surely, 2^22246957 is an apocalyptic number.

It is an amenable number.

22246957 is a deficient number, since it is larger than the sum of its proper divisors (967283).

22246957 is an equidigital number, since it uses as much as digits as its factorization.

22246957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967282.

The product of its digits is 60480, while the sum is 37.

The square root of 22246957 is about 4716.6679976441. The cubic root of 22246957 is about 281.2484936874.

The spelling of 22246957 in words is "twenty-two million, two hundred forty-six thousand, nine hundred fifty-seven".