673699 has 8 divisors (see below), whose sum is σ = 750960. Its totient is φ = 600096.

The previous prime is 673669. The next prime is 673747. The reversal of 673699 is 996376.

673699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 673699 - 2⁵ = 673667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673609) 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, 517 + ... + 1270.

It is an arithmetic number, because the mean of its divisors is an integer number (93870).

2⁶⁷³⁶⁹⁹ is an apocalyptic number.

673699 is a deficient number, since it is larger than the sum of its proper divisors (77261).

673699 is a wasteful number, since it uses less digits than its factorization.

673699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829.

The product of its digits is 61236, while the sum is 40.

The square root of 673699 is about 820.7916909911. The cubic root of 673699 is about 87.6641381650.

The spelling of 673699 in words is "six hundred seventy-three thousand, six hundred ninety-nine".