55767266 has 4 divisors (see below), whose sum is σ = 83650902. Its totient is φ = 27883632.

The previous prime is 55767247. The next prime is 55767269. The reversal of 55767266 is 66276755.

55767266 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, and also an emirpimes, since its reverse is a distinct semiprime: 66276755 = 5 ⋅13255351.

It can be written as a sum of positive squares in only one way, i.e., 48011041 + 7756225 = 6929^2 + 2785^2 .

It is a super-2 number, since 2×55767266² = 6219975914229512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55767269) 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, 13941815 + ... + 13941818.

Almost surely, 2^55767266 is an apocalyptic number.

55767266 is a deficient number, since it is larger than the sum of its proper divisors (27883636).

55767266 is a wasteful number, since it uses less digits than its factorization.

55767266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27883635.

The product of its digits is 529200, while the sum is 44.

The square root of 55767266 is about 7467.7483889055. The cubic root of 55767266 is about 382.0554957156.

The spelling of 55767266 in words is "fifty-five million, seven hundred sixty-seven thousand, two hundred sixty-six".