122666475 has 96 divisors (see below), whose sum is σ = 231413760. Its totient is φ = 56995840.

The previous prime is 122666471. The next prime is 122666483. The reversal of 122666475 is 574666221.

It is not a de Polignac number, because 122666475 - 2² = 122666471 is a prime.

Its product of digits (120960) is a multiple of the sum of its prime factors (189).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122666471) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1378231 + ... + 1378319.

It is an arithmetic number, because the mean of its divisors is an integer number (2410560).

Almost surely, 2^122666475 is an apocalyptic number.

122666475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122666475 is a deficient number, since it is larger than the sum of its proper divisors (108747285).

122666475 is a wasteful number, since it uses less digits than its factorization.

122666475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 184 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 122666475 is about 11075.4898311542. The cubic root of 122666475 is about 496.8690687951.

The spelling of 122666475 in words is "one hundred twenty-two million, six hundred sixty-six thousand, four hundred seventy-five".