122078764 has 24 divisors (see below), whose sum is σ = 215702928. Its totient is φ = 60453120.

The previous prime is 122078741. The next prime is 122078767. The reversal of 122078764 is 467870221.

It is not an unprimeable number, because it can be changed into a prime (122078767) 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, 351639 + ... + 351985.

It is an arithmetic number, because the mean of its divisors is an integer number (8987622).

Almost surely, 2^122078764 is an apocalyptic number.

It is an amenable number.

122078764 is a deficient number, since it is larger than the sum of its proper divisors (93624164).

122078764 is a wasteful number, since it uses less digits than its factorization.

122078764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945 (or 943 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 122078764 is about 11048.9259206495. The cubic root of 122078764 is about 496.0742767276.

The spelling of 122078764 in words is "one hundred twenty-two million, seventy-eight thousand, seven hundred sixty-four".