55881614 has 16 divisors (see below), whose sum is σ = 85881600. Its totient is φ = 27261624.

The previous prime is 55881607. The next prime is 55881619. The reversal of 55881614 is 41618855.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55881619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14699 + ... + 18105.

It is an arithmetic number, because the mean of its divisors is an integer number (5367600).

Almost surely, 2^55881614 is an apocalyptic number.

55881614 is a deficient number, since it is larger than the sum of its proper divisors (29999986).

55881614 is a wasteful number, since it uses less digits than its factorization.

55881614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3607.

The product of its digits is 38400, while the sum is 38.

The square root of 55881614 is about 7475.4005912727. The cubic root of 55881614 is about 382.3164460268.

The spelling of 55881614 in words is "fifty-five million, eight hundred eighty-one thousand, six hundred fourteen".