55766072 has 16 divisors (see below), whose sum is σ = 108167400. Its totient is φ = 26921440.

The previous prime is 55766071. The next prime is 55766077. The reversal of 55766072 is 27066755.

55766072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55766071) 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, 119954 + ... + 120417.

Almost surely, 2^55766072 is an apocalyptic number.

It is an amenable number.

55766072 is a deficient number, since it is larger than the sum of its proper divisors (52401328).

55766072 is a wasteful number, since it uses less digits than its factorization.

55766072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240406 (or 240402 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 55766072 is about 7467.6684447021. The cubic root of 55766072 is about 382.0527690413.

The spelling of 55766072 in words is "fifty-five million, seven hundred sixty-six thousand, seventy-two".