52000445 has 16 divisors (see below), whose sum is σ = 71435520. Its totient is φ = 35597184.

The previous prime is 52000427. The next prime is 52000457. The reversal of 52000445 is 54400025.

It is a happy number.

It is not a de Polignac number, because 52000445 - 2¹² = 51996349 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32576 + ... + 34134.

It is an arithmetic number, because the mean of its divisors is an integer number (4464720).

Almost surely, 2^52000445 is an apocalyptic number.

It is an amenable number.

52000445 is a deficient number, since it is larger than the sum of its proper divisors (19435075).

52000445 is a wasteful number, since it uses less digits than its factorization.

52000445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 52000445 is about 7211.1334060604. The cubic root of 52000445 is about 373.2521804014.

The spelling of 52000445 in words is "fifty-two million, four hundred forty-five", and thus it is an aban number.