122869956 has 48 divisors (see below), whose sum is σ = 326366208. Its totient is φ = 35613600.

The previous prime is 122869951. The next prime is 122869961. The reversal of 122869956 is 659968221.

It is an interprime number because it is at equal distance from previous prime (122869951) and next prime (122869961).

It is not an unprimeable number, because it can be changed into a prime (122869951) 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 15 ways as a sum of consecutive naturals, for example, 17200 + ... + 23271.

It is an arithmetic number, because the mean of its divisors is an integer number (6799296).

Almost surely, 2^122869956 is an apocalyptic number.

It is an amenable number.

122869956 is an abundant number, since it is smaller than the sum of its proper divisors (203496252).

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

122869956 is a wasteful number, since it uses less digits than its factorization.

122869956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40512 (or 40510 counting only the distinct ones).

The product of its digits is 466560, while the sum is 48.

The square root of 122869956 is about 11084.6721196434. The cubic root of 122869956 is about 497.1436549918.

It can be divided in two parts, 122 and 869956, that added together give a palindrome (870078).

The spelling of 122869956 in words is "one hundred twenty-two million, eight hundred sixty-nine thousand, nine hundred fifty-six".