683425408 has 16 divisors (see below), whose sum is σ = 1361511810. Its totient is φ = 341712640.

The previous prime is 683425399. The next prime is 683425423. The reversal of 683425408 is 804524386.

It can be written as a sum of positive squares in only one way, i.e., 545315904 + 138109504 = 23352^2 + 11752^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2669503 + ... + 2669758.

Almost surely, 2^683425408 is an apocalyptic number.

It is an amenable number.

683425408 is a deficient number, since it is larger than the sum of its proper divisors (678086402).

683425408 is an equidigital number, since it uses as much as digits as its factorization.

683425408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5339275 (or 5339263 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 683425408 is about 26142.4063161753. The cubic root of 683425408 is about 880.8400243265.

The spelling of 683425408 in words is "six hundred eighty-three million, four hundred twenty-five thousand, four hundred eight".