1276342 has 4 divisors (see below), whose sum is σ = 1914516. Its totient is φ = 638170.

The previous prime is 1276313. The next prime is 1276351. The reversal of 1276342 is 2436721.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319084 + ... + 319087.

It is an arithmetic number, because the mean of its divisors is an integer number (478629).

2^1276342 is an apocalyptic number.

1276342 is a deficient number, since it is larger than the sum of its proper divisors (638174).

1276342 is an equidigital number, since it uses as much as digits as its factorization.

1276342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638173.

The product of its digits is 2016, while the sum is 25.

The square root of 1276342 is about 1129.7530703654. The cubic root of 1276342 is about 108.4731753574.

The spelling of 1276342 in words is "one million, two hundred seventy-six thousand, three hundred forty-two".