122607650 has 48 divisors (see below), whose sum is σ = 257394240. Its totient is φ = 43041600.

The previous prime is 122607649. The next prime is 122607659. The reversal of 122607650 is 56706221.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (122607659) 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 23 ways as a sum of consecutive naturals, for example, 12107 + ... + 19793.

It is an arithmetic number, because the mean of its divisors is an integer number (5362380).

Almost surely, 2^122607650 is an apocalyptic number.

122607650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122607650 is an abundant number, since it is smaller than the sum of its proper divisors (134786590).

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

122607650 is a wasteful number, since it uses less digits than its factorization.

122607650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7739 (or 7734 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 122607650 is about 11072.8338739457. The cubic root of 122607650 is about 496.7896311808.

The spelling of 122607650 in words is "one hundred twenty-two million, six hundred seven thousand, six hundred fifty".