55763266 has 16 divisors (see below), whose sum is σ = 90228600. Its totient is φ = 25694208.

The previous prime is 55763251. The next prime is 55763299. The reversal of 55763266 is 66236755.

It can be written as a sum of positive squares in 4 ways, for example, as 39125025 + 16638241 = 6255^2 + 4079^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18600 + ... + 21388.

Almost surely, 2^55763266 is an apocalyptic number.

55763266 is a deficient number, since it is larger than the sum of its proper divisors (34465334).

55763266 is a wasteful number, since it uses less digits than its factorization.

55763266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573.

The product of its digits is 226800, while the sum is 40.

The square root of 55763266 is about 7467.4805657598. The cubic root of 55763266 is about 382.0463609750.

The spelling of 55763266 in words is "fifty-five million, seven hundred sixty-three thousand, two hundred sixty-six".