22772459 has 8 divisors (see below), whose sum is σ = 23221728. Its totient is φ = 22325760.

The previous prime is 22772441. The next prime is 22772467. The reversal of 22772459 is 95427722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22772459 - 2¹² = 22768363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22772419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34874 + ... + 35520.

It is an arithmetic number, because the mean of its divisors is an integer number (2902716).

Almost surely, 2^22772459 is an apocalyptic number.

22772459 is a deficient number, since it is larger than the sum of its proper divisors (449269).

22772459 is an equidigital number, since it uses as much as digits as its factorization.

22772459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285.

The product of its digits is 70560, while the sum is 38.

The square root of 22772459 is about 4772.0497692292. The cubic root of 22772459 is about 283.4457674496.

The spelling of 22772459 in words is "twenty-two million, seven hundred seventy-two thousand, four hundred fifty-nine".