1297262 has 4 divisors (see below), whose sum is σ = 1945896. Its totient is φ = 648630.

The previous prime is 1297249. The next prime is 1297271. The reversal of 1297262 is 2627921.

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, 324314 + ... + 324317.

It is an arithmetic number, because the mean of its divisors is an integer number (486474).

2^1297262 is an apocalyptic number.

1297262 is a deficient number, since it is larger than the sum of its proper divisors (648634).

1297262 is an equidigital number, since it uses as much as digits as its factorization.

1297262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648633.

The product of its digits is 3024, while the sum is 29.

The square root of 1297262 is about 1138.9740997933. The cubic root of 1297262 is about 109.0626130737.

The spelling of 1297262 in words is "one million, two hundred ninety-seven thousand, two hundred sixty-two".