55262233 has 4 divisors (see below), whose sum is σ = 59513188. Its totient is φ = 51011280.

The previous prime is 55262231. The next prime is 55262239. The reversal of 55262233 is 33226255.

55262233 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 can be written as a sum of positive squares in 2 ways, for example, as 3810304 + 51451929 = 1952^2 + 7173^2 .

It is a cyclic number.

It is not a de Polignac number, because 55262233 - 2¹ = 55262231 is a prime.

It is a super-2 number, since 2×55262233² = 6107828792292578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55262231) 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, 2125458 + ... + 2125483.

It is an arithmetic number, because the mean of its divisors is an integer number (14878297).

Almost surely, 2^55262233 is an apocalyptic number.

It is an amenable number.

55262233 is a deficient number, since it is larger than the sum of its proper divisors (4250955).

55262233 is a wasteful number, since it uses less digits than its factorization.

55262233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4250954.

The product of its digits is 10800, while the sum is 28.

The square root of 55262233 is about 7433.8572087443. The cubic root of 55262233 is about 380.8986878227.

Adding to 55262233 its reverse (33226255), we get a palindrome (88488488).

The spelling of 55262233 in words is "fifty-five million, two hundred sixty-two thousand, two hundred thirty-three".