683890458 has 8 divisors (see below), whose sum is σ = 1367780928. Its totient is φ = 227963484.

The previous prime is 683890423. The next prime is 683890469. The reversal of 683890458 is 854098386.

It is a sphenic number, since it is the product of 3 distinct primes.

683890458 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 683890458.

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, 56990866 + ... + 56990877.

It is an arithmetic number, because the mean of its divisors is an integer number (170972616).

Almost surely, 2^683890458 is an apocalyptic number.

683890458 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

683890458 is a wasteful number, since it uses less digits than its factorization.

683890458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113981748.

The product of its (nonzero) digits is 1658880, while the sum is 51.

The square root of 683890458 is about 26151.2993558638. The cubic root of 683890458 is about 881.0397738866.

The spelling of 683890458 in words is "six hundred eighty-three million, eight hundred ninety thousand, four hundred fifty-eight".