20682364 has 24 divisors (see below), whose sum is σ = 37004240. Its totient is φ = 10112256.

The previous prime is 20682329. The next prime is 20682367. The reversal of 20682364 is 46328602.

20682364 = T₇₅₂ + T₇₅₃ + ... + T₈₁₈.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20682367) 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, 61204 + ... + 61540.

Almost surely, 2^20682364 is an apocalyptic number.

It is an amenable number.

20682364 is a deficient number, since it is larger than the sum of its proper divisors (16321876).

20682364 is a wasteful number, since it uses less digits than its factorization.

20682364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 20682364 is about 4547.7867144359. The cubic root of 20682364 is about 274.4943390969.

The spelling of 20682364 in words is "twenty million, six hundred eighty-two thousand, three hundred sixty-four".