683406669 has 24 divisors (see below), whose sum is σ = 1004905440. Its totient is φ = 412809760.

The previous prime is 683406653. The next prime is 683406671. The reversal of 683406669 is 966604386.

It is not a de Polignac number, because 683406669 - 2⁴ = 683406653 is a prime.

It is a super-2 number, since 2×683406669² = 934089350467351122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683406679) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112102 + ... + 118040.

It is an arithmetic number, because the mean of its divisors is an integer number (41871060).

Almost surely, 2^683406669 is an apocalyptic number.

It is an amenable number.

683406669 is a deficient number, since it is larger than the sum of its proper divisors (321498771).

683406669 is a wasteful number, since it uses less digits than its factorization.

683406669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281 (or 6270 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 48.

The square root of 683406669 is about 26142.0479113630. The cubic root of 683406669 is about 880.8319736005.

The spelling of 683406669 in words is "six hundred eighty-three million, four hundred six thousand, six hundred sixty-nine".