52579894 has 4 divisors (see below), whose sum is σ = 78869844. Its totient is φ = 26289946.

The previous prime is 52579889. The next prime is 52579903. The reversal of 52579894 is 49897525.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13144972 + ... + 13144975.

It is an arithmetic number, because the mean of its divisors is an integer number (19717461).

Almost surely, 2^52579894 is an apocalyptic number.

52579894 is a deficient number, since it is larger than the sum of its proper divisors (26289950).

52579894 is a wasteful number, since it uses less digits than its factorization.

52579894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26289949.

The product of its digits is 907200, while the sum is 49.

The square root of 52579894 is about 7251.1994869814. The cubic root of 52579894 is about 374.6334646698.

It can be divided in two parts, 5257 and 9894, that added together give a palindrome (15151).

The spelling of 52579894 in words is "fifty-two million, five hundred seventy-nine thousand, eight hundred ninety-four".