1264876 has 6 divisors (see below), whose sum is σ = 2213540. Its totient is φ = 632436.

The previous prime is 1264873. The next prime is 1264877. The reversal of 1264876 is 6784621.

It is a super-2 number, since 2×1264876² = 3199822590752, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1264873) 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 as a sum of consecutive naturals, namely, 158106 + ... + 158113.

2^1264876 is an apocalyptic number.

It is an amenable number.

1264876 is a deficient number, since it is larger than the sum of its proper divisors (948664).

1264876 is a wasteful number, since it uses less digits than its factorization.

1264876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316223 (or 316221 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 1264876 is about 1124.6670618454. The cubic root of 1264876 is about 108.1473753909.

The spelling of 1264876 in words is "one million, two hundred sixty-four thousand, eight hundred seventy-six".