54748999 has 4 divisors (see below), whose sum is σ = 54766336. Its totient is φ = 54731664.

The previous prime is 54748997. The next prime is 54749003. The reversal of 54748999 is 99984745.

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 54748999 - 2¹ = 54748997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54748997) 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, 2439 + ... + 10744.

It is an arithmetic number, because the mean of its divisors is an integer number (13691584).

Almost surely, 2^54748999 is an apocalyptic number.

54748999 is a deficient number, since it is larger than the sum of its proper divisors (17337).

54748999 is a wasteful number, since it uses less digits than its factorization.

54748999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17336.

The product of its digits is 3265920, while the sum is 55.

The square root of 54748999 is about 7399.2566518536. The cubic root of 54748999 is about 379.7158517523.

The spelling of 54748999 in words is "fifty-four million, seven hundred forty-eight thousand, nine hundred ninety-nine".