683329025 has 12 divisors (see below), whose sum is σ = 897171372. Its totient is φ = 514506240.

The previous prime is 683329007. The next prime is 683329037. The reversal of 683329025 is 520923386.

It can be written as a sum of positive squares in 6 ways, for example, as 101747569 + 581581456 = 10087^2 + 24116^2 .

It is not a de Polignac number, because 683329025 - 2²⁶ = 616220161 is a prime.

It is a super-4 number, since 4×683329025⁴ (a number of 36 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 683329025.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 803492 + ... + 804341.

It is an arithmetic number, because the mean of its divisors is an integer number (74764281).

Almost surely, 2^683329025 is an apocalyptic number.

It is an amenable number.

683329025 is a deficient number, since it is larger than the sum of its proper divisors (213842347).

683329025 is a wasteful number, since it uses less digits than its factorization.

683329025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607860 (or 1607855 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 683329025 is about 26140.5628286768. The cubic root of 683329025 is about 880.7986142987.

The spelling of 683329025 in words is "six hundred eighty-three million, three hundred twenty-nine thousand, twenty-five".