122861266 has 16 divisors (see below), whose sum is σ = 202497120. Its totient is φ = 55442880.

The previous prime is 122861257. The next prime is 122861273. The reversal of 122861266 is 662168221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17031 + ... + 23146.

It is an arithmetic number, because the mean of its divisors is an integer number (12656070).

Almost surely, 2^122861266 is an apocalyptic number.

122861266 is a deficient number, since it is larger than the sum of its proper divisors (79635854).

122861266 is a wasteful number, since it uses less digits than its factorization.

122861266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40329.

The product of its digits is 13824, while the sum is 34.

The square root of 122861266 is about 11084.2801299859. The cubic root of 122861266 is about 497.1319345237.

The spelling of 122861266 in words is "one hundred twenty-two million, eight hundred sixty-one thousand, two hundred sixty-six".