54243235 has 4 divisors (see below), whose sum is σ = 65091888. Its totient is φ = 43394584.

The previous prime is 54243227. The next prime is 54243251. The reversal of 54243235 is 53234245.

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 54243235 - 2³ = 54243227 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5424319 + ... + 5424328.

It is an arithmetic number, because the mean of its divisors is an integer number (16272972).

Almost surely, 2^54243235 is an apocalyptic number.

54243235 is a deficient number, since it is larger than the sum of its proper divisors (10848653).

54243235 is a wasteful number, since it uses less digits than its factorization.

54243235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10848652.

The product of its digits is 14400, while the sum is 28.

The square root of 54243235 is about 7365.0006788866. Note that the first 3 decimals coincide. The cubic root of 54243235 is about 378.5429777734.

The spelling of 54243235 in words is "fifty-four million, two hundred forty-three thousand, two hundred thirty-five".