22783259 has 2 divisors, whose sum is σ = 22783260. Its totient is φ = 22783258.

The previous prime is 22783253. The next prime is 22783273. The reversal of 22783259 is 95238722.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22783259 is a prime.

It is a super-2 number, since 2×22783259² = 1038153781322162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22783253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11391629 + 11391630.

It is an arithmetic number, because the mean of its divisors is an integer number (11391630).

Almost surely, 2^22783259 is an apocalyptic number.

22783259 is a deficient number, since it is larger than the sum of its proper divisors (1).

22783259 is an equidigital number, since it uses as much as digits as its factorization.

22783259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 22783259 is about 4773.1812242989. The cubic root of 22783259 is about 283.4905690889.

The spelling of 22783259 in words is "twenty-two million, seven hundred eighty-three thousand, two hundred fifty-nine".