55943514 has 64 divisors (see below), whose sum is σ = 138257280. Its totient is φ = 16623360.

The previous prime is 55943509. The next prime is 55943551. The reversal of 55943514 is 41534955.

55943514 is a `hidden beast` number, since 55 + 94 + 3 + 514 = 666.

55943514 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 31 ways as a sum of consecutive naturals, for example, 30594 + ... + 32370.

It is an arithmetic number, because the mean of its divisors is an integer number (2160270).

Almost surely, 2^55943514 is an apocalyptic number.

55943514 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 55943514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69128640).

55943514 is an abundant number, since it is smaller than the sum of its proper divisors (82313766).

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

55943514 is a wasteful number, since it uses less digits than its factorization.

55943514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852 (or 1846 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 55943514 is about 7479.5396917190. The cubic root of 55943514 is about 382.4575577668.

The spelling of 55943514 in words is "fifty-five million, nine hundred forty-three thousand, five hundred fourteen".