699982 has 8 divisors (see below), whose sum is σ = 1095696. Its totient is φ = 334752.

The previous prime is 699967. The next prime is 700001. The reversal of 699982 is 289996.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

699982 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7563 + ... + 7654.

It is an arithmetic number, because the mean of its divisors is an integer number (136962).

2⁶⁹⁹⁹⁸² is an apocalyptic number.

699982 is a deficient number, since it is larger than the sum of its proper divisors (395714).

699982 is a wasteful number, since it uses less digits than its factorization.

699982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15242.

The product of its digits is 69984, while the sum is 43.

The square root of 699982 is about 836.6492694074. The cubic root of 699982 is about 88.7896391072.

It can be divided in two parts, 699 and 982, that added together give a square (1681 = 41²).

The spelling of 699982 in words is "six hundred ninety-nine thousand, nine hundred eighty-two".