122866998 has 8 divisors (see below), whose sum is σ = 245734008. Its totient is φ = 40955664.

The previous prime is 122866967. The next prime is 122866999. The reversal of 122866998 is 899668221.

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

122866998 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 122866998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122866999) 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, 10238911 + ... + 10238922.

It is an arithmetic number, because the mean of its divisors is an integer number (30716751).

Almost surely, 2^122866998 is an apocalyptic number.

122866998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122866998 is a wasteful number, since it uses less digits than its factorization.

122866998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20477838.

The product of its digits is 746496, while the sum is 51.

The square root of 122866998 is about 11084.5386913484. The cubic root of 122866998 is about 497.1396655090.

The spelling of 122866998 in words is "one hundred twenty-two million, eight hundred sixty-six thousand, nine hundred ninety-eight".