1299716 has 24 divisors (see below), whose sum is σ = 2513280. Its totient is φ = 583200.

The previous prime is 1299709. The next prime is 1299721. The reversal of 1299716 is 6179921.

1299716 = T₂₆₄ + T₂₆₅ + ... + T₂₉₆.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4661 + ... + 4931.

It is an arithmetic number, because the mean of its divisors is an integer number (104720).

2^1299716 is an apocalyptic number.

It is an amenable number.

1299716 is a deficient number, since it is larger than the sum of its proper divisors (1213564).

1299716 is a wasteful number, since it uses less digits than its factorization.

1299716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 393 counting only the distinct ones).

The product of its digits is 6804, while the sum is 35.

The square root of 1299716 is about 1140.0508760577. The cubic root of 1299716 is about 109.1313401484.

The spelling of 1299716 in words is "one million, two hundred ninety-nine thousand, seven hundred sixteen".