54022249 has 8 divisors (see below), whose sum is σ = 54807552. Its totient is φ = 53242560.

The previous prime is 54022247. The next prime is 54022259. The reversal of 54022249 is 94222045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54022249 - 2¹ = 54022247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54022247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20332 + ... + 22834.

It is an arithmetic number, because the mean of its divisors is an integer number (6850944).

Almost surely, 2^54022249 is an apocalyptic number.

It is an amenable number.

54022249 is a deficient number, since it is larger than the sum of its proper divisors (785303).

54022249 is a wasteful number, since it uses less digits than its factorization.

54022249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 54022249 is about 7349.9829251502. The cubic root of 54022249 is about 378.0282189211.

The spelling of 54022249 in words is "fifty-four million, twenty-two thousand, two hundred forty-nine".