55613814 has 16 divisors (see below), whose sum is σ = 114816000. Its totient is φ = 17939880.

The previous prime is 55613797. The next prime is 55613821. The reversal of 55613814 is 41831655.

55613814 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 an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 149314 + ... + 149685.

It is an arithmetic number, because the mean of its divisors is an integer number (7176000).

Almost surely, 2^55613814 is an apocalyptic number.

55613814 is an abundant number, since it is smaller than the sum of its proper divisors (59202186).

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

55613814 is a wasteful number, since it uses less digits than its factorization.

55613814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299035.

The product of its digits is 14400, while the sum is 33.

The square root of 55613814 is about 7457.4669962394. The cubic root of 55613814 is about 381.7047461312.

The spelling of 55613814 in words is "fifty-five million, six hundred thirteen thousand, eight hundred fourteen".