52566245 has 8 divisors (see below), whose sum is σ = 63168000. Its totient is φ = 41994000.

The previous prime is 52566221. The next prime is 52566259. The reversal of 52566245 is 54266525.

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

It is not a de Polignac number, because 52566245 - 2⁶ = 52566181 is a prime.

It is a super-2 number, since 2×52566245² = 5526420226800050, which contains 22 as substring.

It is a congruent number.

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, 3245 + ... + 10754.

It is an arithmetic number, because the mean of its divisors is an integer number (7896000).

Almost surely, 2^52566245 is an apocalyptic number.

It is an amenable number.

52566245 is a deficient number, since it is larger than the sum of its proper divisors (10601755).

52566245 is a wasteful number, since it uses less digits than its factorization.

52566245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14755.

The product of its digits is 72000, while the sum is 35.

The square root of 52566245 is about 7250.2582712618. The cubic root of 52566245 is about 374.6010453406.

The spelling of 52566245 in words is "fifty-two million, five hundred sixty-six thousand, two hundred forty-five".