20676004 has 12 divisors (see below), whose sum is σ = 36219904. Its totient is φ = 10327464.

The previous prime is 20675983. The next prime is 20676017. The reversal of 20676004 is 40067602.

It is a self number, because there is not a number n which added to its sum of digits gives 20676004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3229 + ... + 7195.

Almost surely, 2^20676004 is an apocalyptic number.

It is an amenable number.

20676004 is a deficient number, since it is larger than the sum of its proper divisors (15543900).

20676004 is a wasteful number, since it uses less digits than its factorization.

20676004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274 (or 5272 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 20676004 is about 4547.0874194368. The cubic root of 20676004 is about 274.4661997769.

The spelling of 20676004 in words is "twenty million, six hundred seventy-six thousand, four".