4052636 has 12 divisors (see below), whose sum is σ = 8105328. Its totient is φ = 1736832.

The previous prime is 4052627. The next prime is 4052683. The reversal of 4052636 is 6362504.

4052636 is an admirable number.

It is a d-powerful number, because it can be written as 4⁵ + 0 + 5⁹ + 2²¹ + 6² + 3 + 6⁴ .

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, 72341 + ... + 72396.

It is an arithmetic number, because the mean of its divisors is an integer number (675444).

Almost surely, 2^4052636 is an apocalyptic number.

It is an amenable number.

4052636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4052636 is a wasteful number, since it uses less digits than its factorization.

4052636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144748 (or 144746 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 4052636 is about 2013.1159926840. The cubic root of 4052636 is about 159.4333601981.

The spelling of 4052636 in words is "four million, fifty-two thousand, six hundred thirty-six".