699062393 has 2 divisors, whose sum is σ = 699062394. Its totient is φ = 699062392.

The previous prime is 699062387. The next prime is 699062447. The reversal of 699062393 is 393260996.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 483648064 + 215414329 = 21992^2 + 14677^2 .

It is a cyclic number.

It is not a de Polignac number, because 699062393 - 2²⁰ = 698013817 is a prime.

It is not a weakly prime, because it can be changed into another prime (699062303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349531196 + 349531197.

It is an arithmetic number, because the mean of its divisors is an integer number (349531197).

Almost surely, 2^699062393 is an apocalyptic number.

It is an amenable number.

699062393 is a deficient number, since it is larger than the sum of its proper divisors (1).

699062393 is an equidigital number, since it uses as much as digits as its factorization.

699062393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 47.

The square root of 699062393 is about 26439.7880664728. The cubic root of 699062393 is about 887.5073936566.

The spelling of 699062393 in words is "six hundred ninety-nine million, sixty-two thousand, three hundred ninety-three".