699727 has 4 divisors (see below), whose sum is σ = 799696. Its totient is φ = 599760.

The previous prime is 699719. The next prime is 699733. The reversal of 699727 is 727996.

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

It is not a de Polignac number, because 699727 - 2³ = 699719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 699727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699757) 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, 49974 + ... + 49987.

It is an arithmetic number, because the mean of its divisors is an integer number (199924).

2⁶⁹⁹⁷²⁷ is an apocalyptic number.

699727 is a deficient number, since it is larger than the sum of its proper divisors (99969).

699727 is an equidigital number, since it uses as much as digits as its factorization.

699727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99968.

The product of its digits is 47628, while the sum is 40.

The square root of 699727 is about 836.4968619188. The cubic root of 699727 is about 88.7788559214.

The spelling of 699727 in words is "six hundred ninety-nine thousand, seven hundred twenty-seven".