55252333 has 2 divisors, whose sum is σ = 55252334. Its totient is φ = 55252332.

The previous prime is 55252319. The next prime is 55252343. The reversal of 55252333 is 33325255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34257609 + 20994724 = 5853^2 + 4582^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55252333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55252343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27626166 + 27626167.

It is an arithmetic number, because the mean of its divisors is an integer number (27626167).

Almost surely, 2^55252333 is an apocalyptic number.

It is an amenable number.

55252333 is a deficient number, since it is larger than the sum of its proper divisors (1).

55252333 is an equidigital number, since it uses as much as digits as its factorization.

55252333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 28.

The square root of 55252333 is about 7433.1913065654. The cubic root of 55252333 is about 380.8759409906.

Adding to 55252333 its reverse (33325255), we get a palindrome (88577588).

The spelling of 55252333 in words is "fifty-five million, two hundred fifty-two thousand, three hundred thirty-three".