673403707 has 4 divisors (see below), whose sum is σ = 675100336. Its totient is φ = 671707080.

The previous prime is 673403701. The next prime is 673403713. The reversal of 673403707 is 707304376.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (673403701) and next prime (673403713).

It is a cyclic number.

It is not a de Polignac number, because 673403707 - 2²⁷ = 539185979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673403701) 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, 847719 + ... + 848512.

It is an arithmetic number, because the mean of its divisors is an integer number (168775084).

Almost surely, 2^673403707 is an apocalyptic number.

673403707 is a deficient number, since it is larger than the sum of its proper divisors (1696629).

673403707 is a wasteful number, since it uses less digits than its factorization.

673403707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696628.

The product of its (nonzero) digits is 74088, while the sum is 37.

The square root of 673403707 is about 25950.0232562516. The cubic root of 673403707 is about 876.5132809726.

The spelling of 673403707 in words is "six hundred seventy-three million, four hundred three thousand, seven hundred seven".