22299969 has 4 divisors (see below), whose sum is σ = 29733296. Its totient is φ = 14866644.

The previous prime is 22299961. The next prime is 22300001. The reversal of 22299969 is 96999222.

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 not a de Polignac number, because 22299969 - 2³ = 22299961 is a prime.

It is a super-2 number, since 2×22299969² = 994577234801922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22299961) 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, 3716659 + ... + 3716664.

It is an arithmetic number, because the mean of its divisors is an integer number (7433324).

Almost surely, 2^22299969 is an apocalyptic number.

It is an amenable number.

22299969 is a deficient number, since it is larger than the sum of its proper divisors (7433327).

22299969 is an equidigital number, since it uses as much as digits as its factorization.

22299969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7433326.

The product of its digits is 314928, while the sum is 48.

The square root of 22299969 is about 4722.2842989384. The cubic root of 22299969 is about 281.4717110052.

The spelling of 22299969 in words is "twenty-two million, two hundred ninety-nine thousand, nine hundred sixty-nine".