122982772 has 12 divisors (see below), whose sum is σ = 234785376. Its totient is φ = 55901240.

The previous prime is 122982749. The next prime is 122982779. The reversal of 122982772 is 277289221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122982779) 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 3 ways as a sum of consecutive naturals, for example, 1397488 + ... + 1397575.

It is an arithmetic number, because the mean of its divisors is an integer number (19565448).

Almost surely, 2^122982772 is an apocalyptic number.

It is an amenable number.

122982772 is a deficient number, since it is larger than the sum of its proper divisors (111802604).

122982772 is a wasteful number, since it uses less digits than its factorization.

122982772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795078 (or 2795076 counting only the distinct ones).

The product of its digits is 56448, while the sum is 40.

The square root of 122982772 is about 11089.7597809871. The cubic root of 122982772 is about 497.2957632415.

The spelling of 122982772 in words is "one hundred twenty-two million, nine hundred eighty-two thousand, seven hundred seventy-two".