699470623 has 2 divisors, whose sum is σ = 699470624. Its totient is φ = 699470622.

The previous prime is 699470599. The next prime is 699470671. The reversal of 699470623 is 326074996.

699470623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 699470623 - 2¹⁷ = 699339551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (699470323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349735311 + 349735312.

It is an arithmetic number, because the mean of its divisors is an integer number (349735312).

Almost surely, 2^699470623 is an apocalyptic number.

699470623 is a deficient number, since it is larger than the sum of its proper divisors (1).

699470623 is an equidigital number, since it uses as much as digits as its factorization.

699470623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 46.

The square root of 699470623 is about 26447.5069335467. The cubic root of 699470623 is about 887.6801186496.

The spelling of 699470623 in words is "six hundred ninety-nine million, four hundred seventy thousand, six hundred twenty-three".