699420443 has 4 divisors (see below), whose sum is σ = 740562840. Its totient is φ = 658278048.

The previous prime is 699420427. The next prime is 699420451. The reversal of 699420443 is 344024996.

699420443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 699420443 - 2⁴ = 699420427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 699420443.

It is not an unprimeable number, because it can be changed into a prime (699420493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20571173 + ... + 20571206.

It is an arithmetic number, because the mean of its divisors is an integer number (185140710).

Almost surely, 2^699420443 is an apocalyptic number.

699420443 is a deficient number, since it is larger than the sum of its proper divisors (41142397).

699420443 is a wasteful number, since it uses less digits than its factorization.

699420443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41142396.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 699420443 is about 26446.5582448832. The cubic root of 699420443 is about 887.6588907609.

The spelling of 699420443 in words is "six hundred ninety-nine million, four hundred twenty thousand, four hundred forty-three".