2052636 has 12 divisors (see below), whose sum is σ = 4789512. Its totient is φ = 684208.

The previous prime is 2052629. The next prime is 2052647. The reversal of 2052636 is 6362502.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85515 + ... + 85538.

It is an arithmetic number, because the mean of its divisors is an integer number (399126).

2^2052636 is an apocalyptic number.

It is an amenable number.

2052636 is an abundant number, since it is smaller than the sum of its proper divisors (2736876).

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

2052636 is a wasteful number, since it uses less digits than its factorization.

2052636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171060 (or 171058 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2052636 is about 1432.7023417305. The cubic root of 2052636 is about 127.0878347475.

The spelling of 2052636 in words is "two million, fifty-two thousand, six hundred thirty-six".