52652066 has 4 divisors (see below), whose sum is σ = 78978102. Its totient is φ = 26326032.

The previous prime is 52652063. The next prime is 52652071. The reversal of 52652066 is 66025625.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45171841 + 7480225 = 6721^2 + 2735^2 .

It is not an unprimeable number, because it can be changed into a prime (52652063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13163015 + ... + 13163018.

Almost surely, 2^52652066 is an apocalyptic number.

52652066 is a deficient number, since it is larger than the sum of its proper divisors (26326036).

52652066 is a wasteful number, since it uses less digits than its factorization.

52652066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26326035.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 52652066 is about 7256.1743363842. The cubic root of 52652066 is about 374.8047955901.

The spelling of 52652066 in words is "fifty-two million, six hundred fifty-two thousand, sixty-six".