55233329 has 2 divisors, whose sum is σ = 55233330. Its totient is φ = 55233328.

The previous prime is 55233317. The next prime is 55233359. The reversal of 55233329 is 92333255.

55233329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30780304 + 24453025 = 5548^2 + 4945^2 .

It is a cyclic number.

It is not a de Polignac number, because 55233329 - 2²⁴ = 38456113 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55233295 and 55233304.

It is not a weakly prime, because it can be changed into another prime (55233359) 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 as a sum of consecutive naturals, namely, 27616664 + 27616665.

It is an arithmetic number, because the mean of its divisors is an integer number (27616665).

Almost surely, 2^55233329 is an apocalyptic number.

It is an amenable number.

55233329 is a deficient number, since it is larger than the sum of its proper divisors (1).

55233329 is an equidigital number, since it uses as much as digits as its factorization.

55233329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 32.

The square root of 55233329 is about 7431.9128762385. The cubic root of 55233329 is about 380.8322686483.

The spelling of 55233329 in words is "fifty-five million, two hundred thirty-three thousand, three hundred twenty-nine".