52782393 has 8 divisors (see below), whose sum is σ = 70414848. Its totient is φ = 35169104.

The previous prime is 52782391. The next prime is 52782397. The reversal of 52782393 is 39328725.

52782393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52782393 - 2¹ = 52782391 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52782391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3880 + ... + 10982.

It is an arithmetic number, because the mean of its divisors is an integer number (8801856).

Almost surely, 2^52782393 is an apocalyptic number.

It is an amenable number.

52782393 is a deficient number, since it is larger than the sum of its proper divisors (17632455).

52782393 is a wasteful number, since it uses less digits than its factorization.

52782393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9583.

The product of its digits is 90720, while the sum is 39.

The square root of 52782393 is about 7265.1492070019. The cubic root of 52782393 is about 375.1137859150.

The spelling of 52782393 in words is "fifty-two million, seven hundred eighty-two thousand, three hundred ninety-three".