122598417 has 8 divisors (see below), whose sum is σ = 164641120. Its totient is φ = 81144000.

The previous prime is 122598403. The next prime is 122598433. The reversal of 122598417 is 714895221.

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

It is not a de Polignac number, because 122598417 - 2¹² = 122594321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122593417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146584 + ... + 147417.

It is an arithmetic number, because the mean of its divisors is an integer number (20580140).

Almost surely, 2^122598417 is an apocalyptic number.

It is an amenable number.

122598417 is a deficient number, since it is larger than the sum of its proper divisors (42042703).

122598417 is a wasteful number, since it uses less digits than its factorization.

122598417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294143.

The product of its digits is 40320, while the sum is 39.

The square root of 122598417 is about 11072.4169448228. The cubic root of 122598417 is about 496.7771605783. Note that the first 3 decimals are identical.

The spelling of 122598417 in words is "one hundred twenty-two million, five hundred ninety-eight thousand, four hundred seventeen".