52564445 has 8 divisors (see below), whose sum is σ = 63361536. Its totient is φ = 41862096.

The previous prime is 52564439. The next prime is 52564451. The reversal of 52564445 is 54446525.

It is an interprime number because it is at equal distance from previous prime (52564439) and next prime (52564451).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52564445 - 2⁴ = 52564429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22457 + ... + 24686.

It is an arithmetic number, because the mean of its divisors is an integer number (7920192).

Almost surely, 2^52564445 is an apocalyptic number.

It is an amenable number.

52564445 is a deficient number, since it is larger than the sum of its proper divisors (10797091).

52564445 is a wasteful number, since it uses less digits than its factorization.

52564445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47371.

The product of its digits is 96000, while the sum is 35.

The square root of 52564445 is about 7250.1341366902. The cubic root of 52564445 is about 374.5967695322.

The spelling of 52564445 in words is "fifty-two million, five hundred sixty-four thousand, four hundred forty-five".