52645567 has 8 divisors (see below), whose sum is σ = 56803824. Its totient is φ = 48502848.

The previous prime is 52645531. The next prime is 52645609. The reversal of 52645567 is 76554625.

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 52645567 - 2¹¹ = 52643519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52645507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3723 + ... + 10915.

It is an arithmetic number, because the mean of its divisors is an integer number (7100478).

Almost surely, 2^52645567 is an apocalyptic number.

52645567 is a deficient number, since it is larger than the sum of its proper divisors (4158257).

52645567 is a wasteful number, since it uses less digits than its factorization.

52645567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7769.

The product of its digits is 252000, while the sum is 40.

The square root of 52645567 is about 7255.7264970505. The cubic root of 52645567 is about 374.7893738680.

The spelling of 52645567 in words is "fifty-two million, six hundred forty-five thousand, five hundred sixty-seven".