1571264 has 14 divisors (see below), whose sum is σ = 3118104. Its totient is φ = 785600.

The previous prime is 1571239. The next prime is 1571267. The reversal of 1571264 is 4621751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1571267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12212 + ... + 12339.

2^1571264 is an apocalyptic number.

It is an amenable number.

1571264 is a deficient number, since it is larger than the sum of its proper divisors (1546840).

1571264 is an equidigital number, since it uses as much as digits as its factorization.

1571264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24563 (or 24553 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 1571264 is about 1253.5006980453. The cubic root of 1571264 is about 116.2562705216.

The spelling of 1571264 in words is "one million, five hundred seventy-one thousand, two hundred sixty-four".