104380666 has 16 divisors (see below), whose sum is σ = 168875784. Its totient is φ = 48101184.

The previous prime is 104380631. The next prime is 104380667. The reversal of 104380666 is 666083401.

It can be written as a sum of positive squares in 4 ways, for example, as 103124025 + 1256641 = 10155^2 + 1121^2 .

It is not an unprimeable number, because it can be changed into a prime (104380667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16320 + ... + 21796.

Almost surely, 2^104380666 is an apocalyptic number.

104380666 is a deficient number, since it is larger than the sum of its proper divisors (64495118).

104380666 is a wasteful number, since it uses less digits than its factorization.

104380666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6225.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 104380666 is about 10216.6856661052. The cubic root of 104380666 is about 470.8400037760.

It can be divided in two parts, 104 and 380666, that multiplied together give a square (39589264 = 6292²).

The spelling of 104380666 in words is "one hundred four million, three hundred eighty thousand, six hundred sixty-six".