693403307 has 4 divisors (see below), whose sum is σ = 698391960. Its totient is φ = 688414656.

The previous prime is 693403289. The next prime is 693403339. The reversal of 693403307 is 703304396.

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

It is a cyclic number.

It is not a de Polignac number, because 693403307 - 2²⁶ = 626294443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (693403367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2494118 + ... + 2494395.

It is an arithmetic number, because the mean of its divisors is an integer number (174597990).

Almost surely, 2^693403307 is an apocalyptic number.

693403307 is a deficient number, since it is larger than the sum of its proper divisors (4988653).

693403307 is a wasteful number, since it uses less digits than its factorization.

693403307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988652.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 693403307 is about 26332.5522310315. The cubic root of 693403307 is about 885.1060368547.

The spelling of 693403307 in words is "six hundred ninety-three million, four hundred three thousand, three hundred seven".