1276424 has 8 divisors (see below), whose sum is σ = 2393310. Its totient is φ = 638208.

The previous prime is 1276409. The next prime is 1276433. The reversal of 1276424 is 4246721.

It can be written as a sum of positive squares in only one way, i.e., 1036324 + 240100 = 1018^2 + 490^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1276393 and 1276402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79769 + ... + 79784.

2^1276424 is an apocalyptic number.

It is an amenable number.

1276424 is a deficient number, since it is larger than the sum of its proper divisors (1116886).

1276424 is a wasteful number, since it uses less digits than its factorization.

1276424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159559 (or 159555 counting only the distinct ones).

The product of its digits is 2688, while the sum is 26.

The square root of 1276424 is about 1129.7893608987. The cubic root of 1276424 is about 108.4754983006.

The spelling of 1276424 in words is "one million, two hundred seventy-six thousand, four hundred twenty-four".