1263272 has 16 divisors (see below), whose sum is σ = 2493600. Its totient is φ = 598320.

The previous prime is 1263263. The next prime is 1263299. The reversal of 1263272 is 2723621.

It is a super-2 number, since 2×1263272² = 3191712291968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4004 + ... + 4307.

It is an arithmetic number, because the mean of its divisors is an integer number (155850).

2^1263272 is an apocalyptic number.

It is an amenable number.

1263272 is a deficient number, since it is larger than the sum of its proper divisors (1230328).

1263272 is a wasteful number, since it uses less digits than its factorization.

1263272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8336 (or 8332 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 1263272 is about 1123.9537357027. The cubic root of 1263272 is about 108.1016418520.

Adding to 1263272 its reverse (2723621), we get a palindrome (3986893).

The spelling of 1263272 in words is "one million, two hundred sixty-three thousand, two hundred seventy-two".