122146898 has 16 divisors (see below), whose sum is σ = 191225880. Its totient is φ = 58442496.

The previous prime is 122146847. The next prime is 122146907. The reversal of 122146898 is 898641221.

It can be written as a sum of positive squares in 4 ways, for example, as 27804529 + 94342369 = 5273^2 + 9713^2 .

It is an unprimeable number.

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, 2765 + ... + 15872.

Almost surely, 2^122146898 is an apocalyptic number.

122146898 is a deficient number, since it is larger than the sum of its proper divisors (69078982).

122146898 is a wasteful number, since it uses less digits than its factorization.

122146898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18781.

The product of its digits is 55296, while the sum is 41.

The square root of 122146898 is about 11052.0087766885. The cubic root of 122146898 is about 496.1665484097.

The spelling of 122146898 in words is "one hundred twenty-two million, one hundred forty-six thousand, eight hundred ninety-eight".