122258417 has 4 divisors (see below), whose sum is σ = 125101680. Its totient is φ = 119415156.

The previous prime is 122258413. The next prime is 122258447. The reversal of 122258417 is 714852221.

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 a cyclic number.

It is not a de Polignac number, because 122258417 - 2² = 122258413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122258413) 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, 1421567 + ... + 1421652.

It is an arithmetic number, because the mean of its divisors is an integer number (31275420).

Almost surely, 2^122258417 is an apocalyptic number.

It is an amenable number.

122258417 is a deficient number, since it is larger than the sum of its proper divisors (2843263).

122258417 is an equidigital number, since it uses as much as digits as its factorization.

122258417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2843262.

The product of its digits is 8960, while the sum is 32.

The square root of 122258417 is about 11057.0528170937. The cubic root of 122258417 is about 496.3175009855.

The spelling of 122258417 in words is "one hundred twenty-two million, two hundred fifty-eight thousand, four hundred seventeen".