673884697 has 8 divisors (see below), whose sum is σ = 677837160. Its totient is φ = 669941760.

The previous prime is 673884689. The next prime is 673884707. The reversal of 673884697 is 796488376.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 15397776 + 658486921 = 3924^2 + 25661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673884697 - 2³ = 673884689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673884667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177297 + ... + 181057.

It is an arithmetic number, because the mean of its divisors is an integer number (84729645).

Almost surely, 2^673884697 is an apocalyptic number.

It is an amenable number.

673884697 is a deficient number, since it is larger than the sum of its proper divisors (3952463).

673884697 is a wasteful number, since it uses less digits than its factorization.

673884697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4763.

The product of its digits is 12192768, while the sum is 58.

The square root of 673884697 is about 25959.2892237056. The cubic root of 673884697 is about 876.7219194567.

The spelling of 673884697 in words is "six hundred seventy-three million, eight hundred eighty-four thousand, six hundred ninety-seven".