122026290 has 16 divisors (see below), whose sum is σ = 292863168. Its totient is φ = 32540336.

The previous prime is 122026283. The next prime is 122026319. The reversal of 122026290 is 92620221.

It is a self number, because there is not a number n which added to its sum of digits gives 122026290.

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, 2033742 + ... + 2033801.

It is an arithmetic number, because the mean of its divisors is an integer number (18303948).

Almost surely, 2^122026290 is an apocalyptic number.

122026290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122026290 is an abundant number, since it is smaller than the sum of its proper divisors (170836878).

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

122026290 is a wasteful number, since it uses less digits than its factorization.

122026290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067553.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 122026290 is about 11046.5510454621. The cubic root of 122026290 is about 496.0031894739.

The spelling of 122026290 in words is "one hundred twenty-two million, twenty-six thousand, two hundred ninety".