55667526 has 8 divisors (see below), whose sum is σ = 111335064. Its totient is φ = 18555840.

The previous prime is 55667489. The next prime is 55667527. The reversal of 55667526 is 62576655.

It is a happy number.

55667526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

55667526 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55667527) 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, 4638955 + ... + 4638966.

It is an arithmetic number, because the mean of its divisors is an integer number (13916883).

Almost surely, 2^55667526 is an apocalyptic number.

55667526 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55667526 is a wasteful number, since it uses less digits than its factorization.

55667526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9277926.

The product of its digits is 378000, while the sum is 42.

The square root of 55667526 is about 7461.0673499172. The cubic root of 55667526 is about 381.8275904814.

The spelling of 55667526 in words is "fifty-five million, six hundred sixty-seven thousand, five hundred twenty-six".