104218066 has 4 divisors (see below), whose sum is σ = 156327102. Its totient is φ = 52109032.

The previous prime is 104218043. The next prime is 104218067. The reversal of 104218066 is 660812401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 100902025 + 3316041 = 10045^2 + 1821^2 .

It is a super-2 number, since 2×104218066² = 21722810561560712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104218067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26054515 + ... + 26054518.

Almost surely, 2^104218066 is an apocalyptic number.

104218066 is a deficient number, since it is larger than the sum of its proper divisors (52109036).

104218066 is an equidigital number, since it uses as much as digits as its factorization.

104218066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52109035.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 104218066 is about 10208.7249938472. The cubic root of 104218066 is about 470.5953915143.

The spelling of 104218066 in words is "one hundred four million, two hundred eighteen thousand, sixty-six".