1264892 has 6 divisors (see below), whose sum is σ = 2213568. Its totient is φ = 632444.

The previous prime is 1264889. The next prime is 1264897. The reversal of 1264892 is 2984621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158108 + ... + 158115.

It is an arithmetic number, because the mean of its divisors is an integer number (368928).

2^1264892 is an apocalyptic number.

It is an amenable number.

1264892 is a deficient number, since it is larger than the sum of its proper divisors (948676).

1264892 is a wasteful number, since it uses less digits than its factorization.

1264892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316227 (or 316225 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 1264892 is about 1124.6741750392. The cubic root of 1264892 is about 108.1478313910.

The spelling of 1264892 in words is "one million, two hundred sixty-four thousand, eight hundred ninety-two".