22448207 has 4 divisors (see below), whose sum is σ = 23424240. Its totient is φ = 21472176.

The previous prime is 22448201. The next prime is 22448213. The reversal of 22448207 is 70284422.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (22448201) and next prime (22448213).

It is a cyclic number.

It is not a de Polignac number, because 22448207 - 2¹⁸ = 22186063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22448207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22448201) 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, 487982 + ... + 488027.

It is an arithmetic number, because the mean of its divisors is an integer number (5856060).

Almost surely, 2^22448207 is an apocalyptic number.

22448207 is a deficient number, since it is larger than the sum of its proper divisors (976033).

22448207 is an equidigital number, since it uses as much as digits as its factorization.

22448207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976032.

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 22448207 is about 4737.9538832707. The cubic root of 22448207 is about 282.0940241104.

The spelling of 22448207 in words is "twenty-two million, four hundred forty-eight thousand, two hundred seven".