54272273 has 4 divisors (see below), whose sum is σ = 59206128. Its totient is φ = 49338420.

The previous prime is 54272261. The next prime is 54272287. The reversal of 54272273 is 37227245.

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 54272273 - 2⁸ = 54272017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54272293) 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, 2466911 + ... + 2466932.

It is an arithmetic number, because the mean of its divisors is an integer number (14801532).

Almost surely, 2^54272273 is an apocalyptic number.

It is an amenable number.

54272273 is a deficient number, since it is larger than the sum of its proper divisors (4933855).

54272273 is a wasteful number, since it uses less digits than its factorization.

54272273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4933854.

The product of its digits is 23520, while the sum is 32.

The square root of 54272273 is about 7366.9717659293. The cubic root of 54272273 is about 378.6105141221.

It can be divided in two parts, 54272 and 273, that added together give a palindrome (54545).

The spelling of 54272273 in words is "fifty-four million, two hundred seventy-two thousand, two hundred seventy-three".