122517616 has 20 divisors (see below), whose sum is σ = 255638152. Its totient is φ = 56546496.

The previous prime is 122517601. The next prime is 122517617. The reversal of 122517616 is 616715221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122517617) 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, 294306 + ... + 294721.

Almost surely, 2^122517616 is an apocalyptic number.

122517616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122517616 is an abundant number, since it is smaller than the sum of its proper divisors (133120536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122517616 is a wasteful number, since it uses less digits than its factorization.

122517616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589048 (or 589042 counting only the distinct ones).

The product of its digits is 5040, while the sum is 31.

The square root of 122517616 is about 11068.7675917421. The cubic root of 122517616 is about 496.6679995360.

The spelling of 122517616 in words is "one hundred twenty-two million, five hundred seventeen thousand, six hundred sixteen".