699494347 has 2 divisors, whose sum is σ = 699494348. Its totient is φ = 699494346.

The previous prime is 699494309. The next prime is 699494431. The reversal of 699494347 is 743494996.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 699494347 - 2⁷ = 699494219 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (699494647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349747173 + 349747174.

It is an arithmetic number, because the mean of its divisors is an integer number (349747174).

Almost surely, 2^699494347 is an apocalyptic number.

699494347 is a deficient number, since it is larger than the sum of its proper divisors (1).

699494347 is an equidigital number, since it uses as much as digits as its factorization.

699494347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 55.

The square root of 699494347 is about 26447.9554408276. The cubic root of 699494347 is about 887.6901543749.

The spelling of 699494347 in words is "six hundred ninety-nine million, four hundred ninety-four thousand, three hundred forty-seven".