1260564 has 24 divisors (see below), whose sum is σ = 2983680. Its totient is φ = 414144.

The previous prime is 1260551. The next prime is 1260569. The reversal of 1260564 is 4650621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157 + ... + 1595.

It is an arithmetic number, because the mean of its divisors is an integer number (124320).

2^1260564 is an apocalyptic number.

It is an amenable number.

1260564 is an abundant number, since it is smaller than the sum of its proper divisors (1723116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1260564 is a wasteful number, since it uses less digits than its factorization.

1260564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519 (or 1517 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1260564 is about 1122.7484134925. The cubic root of 1260564 is about 108.0243429352.

The spelling of 1260564 in words is "one million, two hundred sixty thousand, five hundred sixty-four".