20674204 has 12 divisors (see below), whose sum is σ = 38084200. Its totient is φ = 9793008.

The previous prime is 20674201. The next prime is 20674207. The reversal of 20674204 is 40247602.

It is an interprime number because it is at equal distance from previous prime (20674201) and next prime (20674207).

It is a super-2 number, since 2×20674204² = 854845422067232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20674201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135939 + ... + 136090.

Almost surely, 2^20674204 is an apocalyptic number.

It is an amenable number.

20674204 is a deficient number, since it is larger than the sum of its proper divisors (17409996).

20674204 is a wasteful number, since it uses less digits than its factorization.

20674204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272052 (or 272050 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 20674204 is about 4546.8894862312. The cubic root of 20674204 is about 274.4582347708.

The spelling of 20674204 in words is "twenty million, six hundred seventy-four thousand, two hundred four".