122606427 has 8 divisors (see below), whose sum is σ = 163526464. Its totient is φ = 81712008.

The previous prime is 122606423. The next prime is 122606447. The reversal of 122606427 is 724606221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122606427 - 2² = 122606423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122606394 and 122606403.

It is not an unprimeable number, because it can be changed into a prime (122606423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14748 + ... + 21510.

It is an arithmetic number, because the mean of its divisors is an integer number (20440808).

Almost surely, 2^122606427 is an apocalyptic number.

122606427 is a deficient number, since it is larger than the sum of its proper divisors (40920037).

122606427 is an equidigital number, since it uses as much as digits as its factorization.

122606427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12809.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 122606427 is about 11072.7786485597. The cubic root of 122606427 is about 496.7879793651.

The spelling of 122606427 in words is "one hundred twenty-two million, six hundred six thousand, four hundred twenty-seven".