42222659 has 2 divisors, whose sum is σ = 42222660. Its totient is φ = 42222658.

The previous prime is 42222623. The next prime is 42222667. The reversal of 42222659 is 95622224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42222659 - 2¹² = 42218563 is a prime.

It is not a weakly prime, because it can be changed into another prime (42222559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21111329 + 21111330.

It is an arithmetic number, because the mean of its divisors is an integer number (21111330).

Almost surely, 2^42222659 is an apocalyptic number.

42222659 is a deficient number, since it is larger than the sum of its proper divisors (1).

42222659 is an equidigital number, since it uses as much as digits as its factorization.

42222659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 42222659 is about 6497.8965057932. The cubic root of 42222659 is about 348.2158429996.

The spelling of 42222659 in words is "forty-two million, two hundred twenty-two thousand, six hundred fifty-nine".