52730043 has 4 divisors (see below), whose sum is σ = 70306728. Its totient is φ = 35153360.

The previous prime is 52730023. The next prime is 52730089. The reversal of 52730043 is 34003725.

52730043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52730043 - 2²⁴ = 35952827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52729995 and 52730022.

It is not an unprimeable number, because it can be changed into a prime (52730023) 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 3 ways as a sum of consecutive naturals, for example, 8788338 + ... + 8788343.

It is an arithmetic number, because the mean of its divisors is an integer number (17576682).

Almost surely, 2^52730043 is an apocalyptic number.

52730043 is a deficient number, since it is larger than the sum of its proper divisors (17576685).

52730043 is a wasteful number, since it uses less digits than its factorization.

52730043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17576684.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 52730043 is about 7261.5454966557. The cubic root of 52730043 is about 374.9897312744.

Adding to 52730043 its reverse (34003725), we get a palindrome (86733768).

The spelling of 52730043 in words is "fifty-two million, seven hundred thirty thousand, forty-three".