52045636 has 24 divisors (see below), whose sum is σ = 101515680. Its totient is φ = 23202432.

The previous prime is 52045613. The next prime is 52045649. The reversal of 52045636 is 63654025.

It is a junction number, because it is equal to n+sod(n) for n = 52045598 and 52045607.

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 7 ways as a sum of consecutive naturals, for example, 18850 + ... + 21433.

It is an arithmetic number, because the mean of its divisors is an integer number (4229820).

Almost surely, 2^52045636 is an apocalyptic number.

It is an amenable number.

52045636 is a deficient number, since it is larger than the sum of its proper divisors (49470044).

52045636 is a wasteful number, since it uses less digits than its factorization.

52045636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40323 (or 40321 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 52045636 is about 7214.2661442450. The cubic root of 52045636 is about 373.3602740621.

The spelling of 52045636 in words is "fifty-two million, forty-five thousand, six hundred thirty-six".