683942001 has 4 divisors (see below), whose sum is σ = 911922672. Its totient is φ = 455961332.

The previous prime is 683941957. The next prime is 683942009. The reversal of 683942001 is 100249386.

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 not a de Polignac number, because 683942001 - 2⁷ = 683941873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (683942009) 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, 113990331 + ... + 113990336.

It is an arithmetic number, because the mean of its divisors is an integer number (227980668).

Almost surely, 2^683942001 is an apocalyptic number.

It is an amenable number.

683942001 is a deficient number, since it is larger than the sum of its proper divisors (227980671).

683942001 is a wasteful number, since it uses less digits than its factorization.

683942001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227980670.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 683942001 is about 26152.2848141420. The cubic root of 683942001 is about 881.0619072033.

The spelling of 683942001 in words is "six hundred eighty-three million, nine hundred forty-two thousand, one".