55884843 has 48 divisors (see below), whose sum is σ = 98249760. Its totient is φ = 31292352.

The previous prime is 55884839. The next prime is 55884853. The reversal of 55884843 is 34848855.

It is not a de Polignac number, because 55884843 - 2² = 55884839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55884853) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69721 + ... + 70517.

It is an arithmetic number, because the mean of its divisors is an integer number (2046870).

Almost surely, 2^55884843 is an apocalyptic number.

55884843 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

55884843 is a deficient number, since it is larger than the sum of its proper divisors (42364917).

55884843 is a wasteful number, since it uses less digits than its factorization.

55884843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 860 counting only the distinct ones).

The product of its digits is 614400, while the sum is 45.

The square root of 55884843 is about 7475.6165632007. The cubic root of 55884843 is about 382.3238096654.

The spelling of 55884843 in words is "fifty-five million, eight hundred eighty-four thousand, eight hundred forty-three".