1299696 has 20 divisors (see below), whose sum is σ = 3357672. Its totient is φ = 433216.

The previous prime is 1299689. The next prime is 1299709. The reversal of 1299696 is 6969921.

It is a happy number.

It is a d-powerful number, because it can be written as 1 + 2¹⁷ + 9⁵ + 9⁶ + 6² + 9⁶ + 6⁶ .

It is a congruent number.

It is an unprimeable 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, 13491 + ... + 13586.

2^1299696 is an apocalyptic number.

1299696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1299696 is an abundant number, since it is smaller than the sum of its proper divisors (2057976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1299696 is a wasteful number, since it uses less digits than its factorization.

1299696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27088 (or 27082 counting only the distinct ones).

The product of its digits is 52488, while the sum is 42.

The square root of 1299696 is about 1140.0421044856. The cubic root of 1299696 is about 109.1307803753.

The spelling of 1299696 in words is "one million, two hundred ninety-nine thousand, six hundred ninety-six".