52277291 has 4 divisors (see below), whose sum is σ = 57029784. Its totient is φ = 47524800.

The previous prime is 52277287. The next prime is 52277333. The reversal of 52277291 is 19277225.

52277291 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 52277291 - 2² = 52277287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52277231) 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, 2376230 + ... + 2376251.

It is an arithmetic number, because the mean of its divisors is an integer number (14257446).

Almost surely, 2^52277291 is an apocalyptic number.

52277291 is a deficient number, since it is larger than the sum of its proper divisors (4752493).

52277291 is a wasteful number, since it uses less digits than its factorization.

52277291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752492.

The product of its digits is 17640, while the sum is 35.

The square root of 52277291 is about 7230.3036589067. The cubic root of 52277291 is about 373.9133961161.

The spelling of 52277291 in words is "fifty-two million, two hundred seventy-seven thousand, two hundred ninety-one".