52313566 has 4 divisors (see below), whose sum is σ = 78470352. Its totient is φ = 26156782.

The previous prime is 52313561. The next prime is 52313567. The reversal of 52313566 is 66531325.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52313561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13078390 + ... + 13078393.

It is an arithmetic number, because the mean of its divisors is an integer number (19617588).

Almost surely, 2^52313566 is an apocalyptic number.

52313566 is a deficient number, since it is larger than the sum of its proper divisors (26156786).

52313566 is a wasteful number, since it uses less digits than its factorization.

52313566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26156785.

The product of its digits is 16200, while the sum is 31.

The square root of 52313566 is about 7232.8117630697. The cubic root of 52313566 is about 373.9998617823. Note that the first 3 decimals are identical.

The spelling of 52313566 in words is "fifty-two million, three hundred thirteen thousand, five hundred sixty-six".