122439066 has 16 divisors (see below), whose sum is σ = 259282944. Its totient is φ = 38412224.

The previous prime is 122439061. The next prime is 122439071. The reversal of 122439066 is 660934221.

It is an interprime number because it is at equal distance from previous prime (122439061) and next prime (122439071).

It is not an unprimeable number, because it can be changed into a prime (122439061) by changing a digit.

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, 600090 + ... + 600293.

It is an arithmetic number, because the mean of its divisors is an integer number (16205184).

Almost surely, 2^122439066 is an apocalyptic number.

122439066 is an abundant number, since it is smaller than the sum of its proper divisors (136843878).

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

122439066 is a wasteful number, since it uses less digits than its factorization.

122439066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200405.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 122439066 is about 11065.2187506619. The cubic root of 122439066 is about 496.5618335462.

The spelling of 122439066 in words is "one hundred twenty-two million, four hundred thirty-nine thousand, sixty-six".