52646328 has 64 divisors (see below), whose sum is σ = 167136000. Its totient is φ = 15041376.

The previous prime is 52646327. The next prime is 52646329. The reversal of 52646328 is 82364625.

52646328 is a `hidden beast` number, since 5 + 2 + 646 + 3 + 2 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (52646327) and next prime (52646329).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52646292 and 52646301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52646327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15898 + ... + 18921.

It is an arithmetic number, because the mean of its divisors is an integer number (2611500).

Almost surely, 2^52646328 is an apocalyptic number.

It is an amenable number.

52646328 is an abundant number, since it is smaller than the sum of its proper divisors (114489672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52646328 is a wasteful number, since it uses less digits than its factorization.

52646328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34841 (or 34831 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 52646328 is about 7255.7789381982. The cubic root of 52646328 is about 374.7911797392.

The spelling of 52646328 in words is "fifty-two million, six hundred forty-six thousand, three hundred twenty-eight".