55434843 has 12 divisors (see below), whose sum is σ = 82237168. Its totient is φ = 35957520.

The previous prime is 55434823. The next prime is 55434871. The reversal of 55434843 is 34843455.

It is not a de Polignac number, because 55434843 - 2²⁴ = 38657627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55434798 and 55434807.

It is not an unprimeable number, because it can be changed into a prime (55434803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82903 + ... + 83568.

Almost surely, 2^55434843 is an apocalyptic number.

55434843 is a deficient number, since it is larger than the sum of its proper divisors (26802325).

55434843 is a wasteful number, since it uses less digits than its factorization.

55434843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166514 (or 166511 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 55434843 is about 7445.4578771221. The cubic root of 55434843 is about 381.2948510165.

The spelling of 55434843 in words is "fifty-five million, four hundred thirty-four thousand, eight hundred forty-three".