52666373 has 4 divisors (see below), whose sum is σ = 53258220. Its totient is φ = 52074528.

The previous prime is 52666333. The next prime is 52666379. The reversal of 52666373 is 37366625.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7279204 + 45387169 = 2698^2 + 6737^2 .

It is a cyclic number.

It is not a de Polignac number, because 52666373 - 2²² = 48472069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52666379) 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, 295790 + ... + 295967.

It is an arithmetic number, because the mean of its divisors is an integer number (13314555).

Almost surely, 2^52666373 is an apocalyptic number.

It is an amenable number.

52666373 is a deficient number, since it is larger than the sum of its proper divisors (591847).

52666373 is an equidigital number, since it uses as much as digits as its factorization.

52666373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591846.

The product of its digits is 136080, while the sum is 38.

The square root of 52666373 is about 7257.1601194958. The cubic root of 52666373 is about 374.8387407385.

The spelling of 52666373 in words is "fifty-two million, six hundred sixty-six thousand, three hundred seventy-three".