1274722 has 8 divisors (see below), whose sum is σ = 1917036. Its totient is φ = 635712.

The previous prime is 1274719. The next prime is 1274723. The reversal of 1274722 is 2274721.

It can be written as a sum of positive squares in 2 ways, for example, as 1274641 + 81 = 1129^2 + 9^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274723) by changing a digit.

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, 718 + ... + 1750.

2^1274722 is an apocalyptic number.

1274722 is a deficient number, since it is larger than the sum of its proper divisors (642314).

1274722 is a wasteful number, since it uses less digits than its factorization.

1274722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652.

The product of its digits is 1568, while the sum is 25.

The square root of 1274722 is about 1129.0358718836. The cubic root of 1274722 is about 108.4272626517.

Subtracting 1274722 from its reverse (2274721), we obtain a palindrome (999999).

It can be divided in two parts, 12747 and 22, that added together give a square (12769 = 113²).

The spelling of 1274722 in words is "one million, two hundred seventy-four thousand, seven hundred twenty-two".