55888330 has 32 divisors (see below), whose sum is σ = 103638528. Its totient is φ = 21686400.

The previous prime is 55888297. The next prime is 55888337. The reversal of 55888330 is 3388855.

55888330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55888337) 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 15 ways as a sum of consecutive naturals, for example, 110859 + ... + 111361.

It is an arithmetic number, because the mean of its divisors is an integer number (3238704).

Almost surely, 2^55888330 is an apocalyptic number.

55888330 is a deficient number, since it is larger than the sum of its proper divisors (47750198).

55888330 is a wasteful number, since it uses less digits than its factorization.

55888330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 55888330 is about 7475.8497844727. The cubic root of 55888330 is about 382.3317613468.

It can be divided in two parts, 558 and 88330, that added together give a palindrome (88888).

The spelling of 55888330 in words is "fifty-five million, eight hundred eighty-eight thousand, three hundred thirty".