683623001 has 4 divisors (see below), whose sum is σ = 686222592. Its totient is φ = 681023412.

The previous prime is 683622949. The next prime is 683623009. The reversal of 683623001 is 100326386.

683623001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683623001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (683623009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1299401 + ... + 1299926.

It is an arithmetic number, because the mean of its divisors is an integer number (171555648).

Almost surely, 2^683623001 is an apocalyptic number.

It is an amenable number.

683623001 is a deficient number, since it is larger than the sum of its proper divisors (2599591).

683623001 is a wasteful number, since it uses less digits than its factorization.

683623001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599590.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 683623001 is about 26146.1852093188. The cubic root of 683623001 is about 880.9249060853.

Adding to 683623001 its reverse (100326386), we get a palindrome (783949387).

The spelling of 683623001 in words is "six hundred eighty-three million, six hundred twenty-three thousand, one".