52274543 has 4 divisors (see below), whose sum is σ = 52290000. Its totient is φ = 52259088.

The previous prime is 52274533. The next prime is 52274639. The reversal of 52274543 is 34547225.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52274543 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 (52274503) 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, 230 + ... + 10227.

It is an arithmetic number, because the mean of its divisors is an integer number (13072500).

Almost surely, 2^52274543 is an apocalyptic number.

52274543 is a deficient number, since it is larger than the sum of its proper divisors (15457).

52274543 is a wasteful number, since it uses less digits than its factorization.

52274543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15456.

The product of its digits is 33600, while the sum is 32.

The square root of 52274543 is about 7230.1136228969. The cubic root of 52274543 is about 373.9068443100.

The spelling of 52274543 in words is "fifty-two million, two hundred seventy-four thousand, five hundred forty-three".