122945736 has 16 divisors (see below), whose sum is σ = 307364400. Its totient is φ = 40981904.

The previous prime is 122945731. The next prime is 122945747. The reversal of 122945736 is 637549221.

It is a junction number, because it is equal to n+sod(n) for n = 122945694 and 122945703.

It is not an unprimeable number, because it can be changed into a prime (122945731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2561346 + ... + 2561393.

It is an arithmetic number, because the mean of its divisors is an integer number (19210275).

Almost surely, 2^122945736 is an apocalyptic number.

It is an amenable number.

122945736 is an abundant number, since it is smaller than the sum of its proper divisors (184418664).

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

122945736 is a wasteful number, since it uses less digits than its factorization.

122945736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5122748 (or 5122744 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 122945736 is about 11088.0898264760. The cubic root of 122945736 is about 497.2458383761.

The spelling of 122945736 in words is "one hundred twenty-two million, nine hundred forty-five thousand, seven hundred thirty-six".