55625359 has 4 divisors (see below), whose sum is σ = 56919016. Its totient is φ = 54331704.

The previous prime is 55625357. The next prime is 55625363. The reversal of 55625359 is 95352655.

It is a happy number.

55625359 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.

It is not a de Polignac number, because 55625359 - 2¹ = 55625357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55625357) 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, 646764 + ... + 646849.

It is an arithmetic number, because the mean of its divisors is an integer number (14229754).

Almost surely, 2^55625359 is an apocalyptic number.

55625359 is a deficient number, since it is larger than the sum of its proper divisors (1293657).

55625359 is a wasteful number, since it uses less digits than its factorization.

55625359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293656.

The product of its digits is 202500, while the sum is 40.

The square root of 55625359 is about 7458.2410124640. The cubic root of 55625359 is about 381.7311572935.

The spelling of 55625359 in words is "fifty-five million, six hundred twenty-five thousand, three hundred fifty-nine".