52646245 has 8 divisors (see below), whose sum is σ = 66500640. Its totient is φ = 39900240.

The previous prime is 52646239. The next prime is 52646257. The reversal of 52646245 is 54264625.

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

It is a de Polignac number, because none of the positive numbers 2^k-52646245 is a prime.

It is a super-2 number, since 2×52646245² = 5543254225200050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52646245.

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, 276991 + ... + 277180.

It is an arithmetic number, because the mean of its divisors is an integer number (8312580).

Almost surely, 2^52646245 is an apocalyptic number.

It is an amenable number.

52646245 is a deficient number, since it is larger than the sum of its proper divisors (13854395).

52646245 is a wasteful number, since it uses less digits than its factorization.

52646245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554195.

The product of its digits is 57600, while the sum is 34.

The square root of 52646245 is about 7255.7732186170. The cubic root of 52646245 is about 374.7909827790.

The spelling of 52646245 in words is "fifty-two million, six hundred forty-six thousand, two hundred forty-five".