699896 has 16 divisors (see below), whose sum is σ = 1328400. Its totient is φ = 345664.

The previous prime is 699863. The next prime is 699931. The reversal of 699896 is 698996.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 699896.

It is a congruent number.

It is an unprimeable number.

699896 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221 + ... + 1203.

It is an arithmetic number, because the mean of its divisors is an integer number (83025).

2⁶⁹⁹⁸⁹⁶ is an apocalyptic number.

It is an amenable number.

699896 is a deficient number, since it is larger than the sum of its proper divisors (628504).

699896 is a wasteful number, since it uses less digits than its factorization.

699896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078 (or 1074 counting only the distinct ones).

The product of its digits is 209952, while the sum is 47.

The square root of 699896 is about 836.5978723377. The cubic root of 699896 is about 88.7860027176.

Subtracting from 699896 its reverse (698996), we obtain a square (900 = 30²).

The spelling of 699896 in words is "six hundred ninety-nine thousand, eight hundred ninety-six".