55837443 has 16 divisors (see below), whose sum is σ = 75807360. Its totient is φ = 36552384.

The previous prime is 55837427. The next prime is 55837451. The reversal of 55837443 is 34473855.

It is not a de Polignac number, because 55837443 - 2⁴ = 55837427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55837493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42880 + ... + 44162.

It is an arithmetic number, because the mean of its divisors is an integer number (4737960).

Almost surely, 2^55837443 is an apocalyptic number.

55837443 is a deficient number, since it is larger than the sum of its proper divisors (19969917).

55837443 is a wasteful number, since it uses less digits than its factorization.

55837443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538.

The product of its digits is 201600, while the sum is 39.

The square root of 55837443 is about 7472.4455836092. The cubic root of 55837443 is about 382.2156868806.

It can be divided in two parts, 55837 and 443, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 55837443 in words is "fifty-five million, eight hundred thirty-seven thousand, four hundred forty-three".