54239329 has 4 divisors (see below), whose sum is σ = 54629680. Its totient is φ = 53848980.

The previous prime is 54239321. The next prime is 54239347. The reversal of 54239329 is 92393245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54239329 - 2³ = 54239321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54239321) 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, 194967 + ... + 195244.

It is an arithmetic number, because the mean of its divisors is an integer number (13657420).

Almost surely, 2^54239329 is an apocalyptic number.

It is an amenable number.

54239329 is a deficient number, since it is larger than the sum of its proper divisors (390351).

54239329 is a wasteful number, since it uses less digits than its factorization.

54239329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390350.

The product of its digits is 58320, while the sum is 37.

The square root of 54239329 is about 7364.7355010211. The cubic root of 54239329 is about 378.5338913908.

The spelling of 54239329 in words is "fifty-four million, two hundred thirty-nine thousand, three hundred twenty-nine".