55524443 has 12 divisors (see below), whose sum is σ = 61268400. Its totient is φ = 50278176.

The previous prime is 55524433. The next prime is 55524493. The reversal of 55524443 is 34442555.

It is not a de Polignac number, because 55524443 - 2⁸ = 55524187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55524433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5858 + ... + 12056.

It is an arithmetic number, because the mean of its divisors is an integer number (5105700).

Almost surely, 2^55524443 is an apocalyptic number.

55524443 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

55524443 is a deficient number, since it is larger than the sum of its proper divisors (5743957).

55524443 is a wasteful number, since it uses less digits than its factorization.

55524443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6278 (or 6265 counting only the distinct ones).

The product of its digits is 48000, while the sum is 32.

The square root of 55524443 is about 7451.4725390355. The cubic root of 55524443 is about 381.5001709125.

Adding to 55524443 its reverse (34442555), we get a palindrome (89966998).

The spelling of 55524443 in words is "fifty-five million, five hundred twenty-four thousand, four hundred forty-three".