52547064 has 16 divisors (see below), whose sum is σ = 131367720. Its totient is φ = 17515680.

The previous prime is 52547063. The next prime is 52547071. The reversal of 52547064 is 46074525.

It is a super-2 number, since 2×52547064² = 5522387870040192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52547063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1094707 + ... + 1094754.

Almost surely, 2^52547064 is an apocalyptic number.

It is an amenable number.

52547064 is an abundant number, since it is smaller than the sum of its proper divisors (78820656).

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

52547064 is a wasteful number, since it uses less digits than its factorization.

52547064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189470 (or 2189466 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 52547064 is about 7248.9353701078. The cubic root of 52547064 is about 374.5554768282. Note that the first 3 decimals are identical.

The spelling of 52547064 in words is "fifty-two million, five hundred forty-seven thousand, sixty-four".