666104122 has 32 divisors (see below), whose sum is σ = 1044288000. Its totient is φ = 318401280.

The previous prime is 666104113. The next prime is 666104137. The reversal of 666104122 is 221401666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1334629 + ... + 1335127.

It is an arithmetic number, because the mean of its divisors is an integer number (32634000).

Almost surely, 2^666104122 is an apocalyptic number.

666104122 is a deficient number, since it is larger than the sum of its proper divisors (378183878).

666104122 is a wasteful number, since it uses less digits than its factorization.

666104122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 666104122 is about 25808.9930450609. The cubic root of 666104122 is about 873.3346815757.

Adding to 666104122 its reverse (221401666), we get a palindrome (887505788).

The spelling of 666104122 in words is "six hundred sixty-six million, one hundred four thousand, one hundred twenty-two".