685363033 has 4 divisors (see below), whose sum is σ = 695592400. Its totient is φ = 675133668.

The previous prime is 685363013. The next prime is 685363037. The reversal of 685363033 is 330363586.

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 685363033 - 2²¹ = 683265881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 685362983 and 685363001.

It is not an unprimeable number, because it can be changed into a prime (685363037) 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, 5114583 + ... + 5114716.

It is an arithmetic number, because the mean of its divisors is an integer number (173898100).

Almost surely, 2^685363033 is an apocalyptic number.

It is an amenable number.

685363033 is a deficient number, since it is larger than the sum of its proper divisors (10229367).

685363033 is a wasteful number, since it uses less digits than its factorization.

685363033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10229366.

The product of its (nonzero) digits is 116640, while the sum is 37.

The square root of 685363033 is about 26179.4391269179. The cubic root of 685363033 is about 881.6716816447.

The spelling of 685363033 in words is "six hundred eighty-five million, three hundred sixty-three thousand, thirty-three".