2053564 has 12 divisors (see below), whose sum is σ = 3709888. Its totient is φ = 993600.

The previous prime is 2053553. The next prime is 2053573. The reversal of 2053564 is 4653502.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8157 + ... + 8404.

2^2053564 is an apocalyptic number.

It is an amenable number.

2053564 is a deficient number, since it is larger than the sum of its proper divisors (1656324).

2053564 is a wasteful number, since it uses less digits than its factorization.

2053564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16596 (or 16594 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2053564 is about 1433.0261686375. The cubic root of 2053564 is about 127.1069840661.

The spelling of 2053564 in words is "two million, fifty-three thousand, five hundred sixty-four".