54352239 has 4 divisors (see below), whose sum is σ = 72469656. Its totient is φ = 36234824.

The previous prime is 54352231. The next prime is 54352271. The reversal of 54352239 is 93225345.

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 54352239 - 2³ = 54352231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54352231) 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 3 ways as a sum of consecutive naturals, for example, 9058704 + ... + 9058709.

It is an arithmetic number, because the mean of its divisors is an integer number (18117414).

Almost surely, 2^54352239 is an apocalyptic number.

54352239 is a deficient number, since it is larger than the sum of its proper divisors (18117417).

54352239 is a wasteful number, since it uses less digits than its factorization.

54352239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18117416.

The product of its digits is 32400, while the sum is 33.

The square root of 54352239 is about 7372.3970999940. The cubic root of 54352239 is about 378.7963739795.

The spelling of 54352239 in words is "fifty-four million, three hundred fifty-two thousand, two hundred thirty-nine".