682649199 has 6 divisors (see below), whose sum is σ = 986048856. Its totient is φ = 455099460.

The previous prime is 682649179. The next prime is 682649213. The reversal of 682649199 is 991946286.

682649199 is a `hidden beast` number, since 68 + 2 + 6 + 491 + 99 = 666.

682649199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 682649199 - 2¹⁶ = 682583663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682649179) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37924947 + ... + 37924964.

It is an arithmetic number, because the mean of its divisors is an integer number (164341476).

Almost surely, 2^682649199 is an apocalyptic number.

682649199 is a deficient number, since it is larger than the sum of its proper divisors (303399657).

682649199 is a wasteful number, since it uses less digits than its factorization.

682649199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75849917 (or 75849914 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 682649199 is about 26127.5563151245. The cubic root of 682649199 is about 880.5064229531.

The spelling of 682649199 in words is "six hundred eighty-two million, six hundred forty-nine thousand, one hundred ninety-nine".