52228433 has 4 divisors (see below), whose sum is σ = 52313700. Its totient is φ = 52143168.

The previous prime is 52228427. The next prime is 52228439. The reversal of 52228433 is 33482225.

52228433 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 an interprime number because it is at equal distance from previous prime (52228427) and next prime (52228439).

It can be written as a sum of positive squares in 2 ways, for example, as 4231249 + 47997184 = 2057^2 + 6928^2 .

It is a cyclic number.

It is not a de Polignac number, because 52228433 - 2⁴ = 52228417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52228396 and 52228405.

It is not an unprimeable number, because it can be changed into a prime (52228439) 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, 41708 + ... + 42941.

It is an arithmetic number, because the mean of its divisors is an integer number (13078425).

Almost surely, 2^52228433 is an apocalyptic number.

It is an amenable number.

52228433 is a deficient number, since it is larger than the sum of its proper divisors (85267).

52228433 is an equidigital number, since it uses as much as digits as its factorization.

52228433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85266.

The product of its digits is 11520, while the sum is 29.

The square root of 52228433 is about 7226.9241728414. The cubic root of 52228433 is about 373.7968741708.

The spelling of 52228433 in words is "fifty-two million, two hundred twenty-eight thousand, four hundred thirty-three".