54079985 has 8 divisors (see below), whose sum is σ = 68311680. Its totient is φ = 40986864.

The previous prime is 54079979. The next prime is 54080057. The reversal of 54079985 is 58997045.

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 54079985 - 2¹⁰ = 54078961 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284537 + ... + 284726.

It is an arithmetic number, because the mean of its divisors is an integer number (8538960).

Almost surely, 2^54079985 is an apocalyptic number.

It is an amenable number.

54079985 is a deficient number, since it is larger than the sum of its proper divisors (14231695).

54079985 is a wasteful number, since it uses less digits than its factorization.

54079985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569287.

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 54079985 is about 7353.9095044745. The cubic root of 54079985 is about 378.1628428760.

The spelling of 54079985 in words is "fifty-four million, seventy-nine thousand, nine hundred eighty-five".