122664075 has 24 divisors (see below), whose sum is σ = 203278656. Its totient is φ = 65268000.

The previous prime is 122664071. The next prime is 122664089. The reversal of 122664075 is 570466221.

It is not a de Polignac number, because 122664075 - 2² = 122664071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122664071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35160 + ... + 38490.

It is an arithmetic number, because the mean of its divisors is an integer number (8469944).

Almost surely, 2^122664075 is an apocalyptic number.

122664075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122664075 is a deficient number, since it is larger than the sum of its proper divisors (80614581).

122664075 is a wasteful number, since it uses less digits than its factorization.

122664075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835 (or 3830 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 122664075 is about 11075.3814832718. The cubic root of 122664075 is about 496.8658283185.

The spelling of 122664075 in words is "one hundred twenty-two million, six hundred sixty-four thousand, seventy-five".