55043266 has 16 divisors (see below), whose sum is σ = 87055200. Its totient is φ = 26029728.

The previous prime is 55043257. The next prime is 55043269. The reversal of 55043266 is 66234055.

55043266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55043266² = 6059522263893512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55043269) 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 7 ways as a sum of consecutive naturals, for example, 42261 + ... + 43543.

It is an arithmetic number, because the mean of its divisors is an integer number (5440950).

Almost surely, 2^55043266 is an apocalyptic number.

55043266 is a deficient number, since it is larger than the sum of its proper divisors (32011934).

55043266 is a wasteful number, since it uses less digits than its factorization.

55043266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 55043266 is about 7419.1149067796. The cubic root of 55043266 is about 380.3949402671.

The spelling of 55043266 in words is "fifty-five million, forty-three thousand, two hundred sixty-six".