20676104 has 16 divisors (see below), whose sum is σ = 40808400. Its totient is φ = 9793872.

The previous prime is 20676091. The next prime is 20676107. The reversal of 20676104 is 40167602.

It is not an unprimeable number, because it can be changed into a prime (20676107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67862 + ... + 68165.

It is an arithmetic number, because the mean of its divisors is an integer number (2550525).

Almost surely, 2^20676104 is an apocalyptic number.

It is an amenable number.

20676104 is a deficient number, since it is larger than the sum of its proper divisors (20132296).

20676104 is a wasteful number, since it uses less digits than its factorization.

20676104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136052 (or 136048 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 20676104 is about 4547.0984154733. The cubic root of 20676104 is about 274.4666422637.

The spelling of 20676104 in words is "twenty million, six hundred seventy-six thousand, one hundred four".