393080697 has 6 divisors (see below), whose sum is σ = 567783242. Its totient is φ = 262053792.

The previous prime is 393080687. The next prime is 393080717. The reversal of 393080697 is 796080393.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 222934761 + 170145936 = 14931^2 + 13044^2 .

It is not a de Polignac number, because 393080697 - 2²⁷ = 258862969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (393080617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21837808 + ... + 21837825.

Almost surely, 2^393080697 is an apocalyptic number.

It is an amenable number.

393080697 is a deficient number, since it is larger than the sum of its proper divisors (174702545).

393080697 is a wasteful number, since it uses less digits than its factorization.

393080697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43675639 (or 43675636 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 393080697 is about 19826.2628097178. The cubic root of 393080697 is about 732.5330760418.

The spelling of 393080697 in words is "three hundred ninety-three million, eighty thousand, six hundred ninety-seven".