1265884 has 6 divisors (see below), whose sum is σ = 2215304. Its totient is φ = 632940.

The previous prime is 1265867. The next prime is 1265899. The reversal of 1265884 is 4885621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158232 + ... + 158239.

2^1265884 is an apocalyptic number.

It is an amenable number.

1265884 is a deficient number, since it is larger than the sum of its proper divisors (949420).

1265884 is a wasteful number, since it uses less digits than its factorization.

1265884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316475 (or 316473 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 1265884 is about 1125.1151052226. The cubic root of 1265884 is about 108.1760958898.

It can be divided in two parts, 1265 and 884, that multiplied together give a triangular number (1118260 = T₁₄₉₅).

The spelling of 1265884 in words is "one million, two hundred sixty-five thousand, eight hundred eighty-four".