54547273 has 4 divisors (see below), whose sum is σ = 59506128. Its totient is φ = 49588420.

The previous prime is 54547267. The next prime is 54547301. The reversal of 54547273 is 37274545.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-54547273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54547253) 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, 2479411 + ... + 2479432.

It is an arithmetic number, because the mean of its divisors is an integer number (14876532).

Almost surely, 2^54547273 is an apocalyptic number.

It is an amenable number.

54547273 is a deficient number, since it is larger than the sum of its proper divisors (4958855).

54547273 is a wasteful number, since it uses less digits than its factorization.

54547273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958854.

The product of its digits is 117600, while the sum is 37.

The square root of 54547273 is about 7385.6125676886. The cubic root of 54547273 is about 379.2489157857.

It can be divided in two parts, 545472 and 73, that added together give a palindrome (545545).

The spelling of 54547273 in words is "fifty-four million, five hundred forty-seven thousand, two hundred seventy-three".