54075249 has 16 divisors (see below), whose sum is σ = 84824640. Its totient is φ = 33929280.

The previous prime is 54075193. The next prime is 54075257. The reversal of 54075249 is 94257045.

54075249 is a `hidden beast` number, since 5 + 407 + 5 + 249 = 666.

It is not a de Polignac number, because 54075249 - 2⁹ = 54074737 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (54075149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58447 + ... + 59364.

It is an arithmetic number, because the mean of its divisors is an integer number (5301540).

Almost surely, 2^54075249 is an apocalyptic number.

It is an amenable number.

54075249 is a deficient number, since it is larger than the sum of its proper divisors (30749391).

54075249 is a wasteful number, since it uses less digits than its factorization.

54075249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117837 (or 117831 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 54075249 is about 7353.5874918301. The cubic root of 54075249 is about 378.1518034776.

The spelling of 54075249 in words is "fifty-four million, seventy-five thousand, two hundred forty-nine".