54732239 has 4 divisors (see below), whose sum is σ = 54748824. Its totient is φ = 54715656.

The previous prime is 54732221. The next prime is 54732257. The reversal of 54732239 is 93223745.

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

It is an interprime number because it is at equal distance from previous prime (54732221) and next prime (54732257).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54732239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54732199 and 54732208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54732289) 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, 1472 + ... + 10565.

It is an arithmetic number, because the mean of its divisors is an integer number (13687206).

Almost surely, 2^54732239 is an apocalyptic number.

54732239 is a deficient number, since it is larger than the sum of its proper divisors (16585).

54732239 is a wasteful number, since it uses less digits than its factorization.

54732239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16584.

The product of its digits is 45360, while the sum is 35.

The square root of 54732239 is about 7398.1240189659. The cubic root of 54732239 is about 379.6771010457.

The spelling of 54732239 in words is "fifty-four million, seven hundred thirty-two thousand, two hundred thirty-nine".