54424243 has 4 divisors (see below), whose sum is σ = 54739008. Its totient is φ = 54109480.

The previous prime is 54424229. The next prime is 54424247. The reversal of 54424243 is 34242445.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54424243 - 2⁵ = 54424211 is a prime.

It is a super-2 number, since 2×54424243² = 5923996452246098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54424247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157123 + ... + 157468.

It is an arithmetic number, because the mean of its divisors is an integer number (13684752).

Almost surely, 2^54424243 is an apocalyptic number.

54424243 is a deficient number, since it is larger than the sum of its proper divisors (314765).

54424243 is a wasteful number, since it uses less digits than its factorization.

54424243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314764.

The product of its digits is 15360, while the sum is 28.

The square root of 54424243 is about 7377.2788343670. The cubic root of 54424243 is about 378.9635723581.

Adding to 54424243 its reverse (34242445), we get a palindrome (88666688).

The spelling of 54424243 in words is "fifty-four million, four hundred twenty-four thousand, two hundred forty-three".