52073666 has 8 divisors (see below), whose sum is σ = 79584444. Its totient is φ = 25545520.

The previous prime is 52073663. The next prime is 52073711. The reversal of 52073666 is 66637025.

It can be written as a sum of positive squares in 2 ways, for example, as 48706441 + 3367225 = 6979^2 + 1835^2 .

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

It is not an unprimeable number, because it can be changed into a prime (52073663) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 245525 + ... + 245736.

Almost surely, 2^52073666 is an apocalyptic number.

52073666 is a deficient number, since it is larger than the sum of its proper divisors (27510778).

52073666 is a wasteful number, since it uses less digits than its factorization.

52073666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491316.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 52073666 is about 7216.2085612876. The cubic root of 52073666 is about 373.4272883922.

The spelling of 52073666 in words is "fifty-two million, seventy-three thousand, six hundred sixty-six".