52275911 has 4 divisors (see below), whose sum is σ = 52339800. Its totient is φ = 52212024.

The previous prime is 52275887. The next prime is 52275961. The reversal of 52275911 is 11957225.

It is a happy number.

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-52275911 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 (52275961) 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, 30701 + ... + 32358.

It is an arithmetic number, because the mean of its divisors is an integer number (13084950).

Almost surely, 2^52275911 is an apocalyptic number.

52275911 is a deficient number, since it is larger than the sum of its proper divisors (63889).

52275911 is an equidigital number, since it uses as much as digits as its factorization.

52275911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63888.

The product of its digits is 6300, while the sum is 32.

The square root of 52275911 is about 7230.2082266004. The cubic root of 52275911 is about 373.9101059365.

The spelling of 52275911 in words is "fifty-two million, two hundred seventy-five thousand, nine hundred eleven".