1299242 has 32 divisors (see below), whose sum is σ = 2426112. Its totient is φ = 509184.

The previous prime is 1299227. The next prime is 1299257. The reversal of 1299242 is 2429921.

It is an interprime number because it is at equal distance from previous prime (1299227) and next prime (1299257).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 15 ways as a sum of consecutive naturals, for example, 12563 + ... + 12665.

It is an arithmetic number, because the mean of its divisors is an integer number (75816).

2^1299242 is an apocalyptic number.

1299242 is a deficient number, since it is larger than the sum of its proper divisors (1126870).

1299242 is a wasteful number, since it uses less digits than its factorization.

1299242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182.

The product of its digits is 2592, while the sum is 29.

The square root of 1299242 is about 1139.8429716413. The cubic root of 1299242 is about 109.1180719819.

The spelling of 1299242 in words is "one million, two hundred ninety-nine thousand, two hundred forty-two".