48542579 has 4 divisors (see below), whose sum is σ = 48575976. Its totient is φ = 48509184.

The previous prime is 48542551. The next prime is 48542609. The reversal of 48542579 is 97524584.

It is a happy number.

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 48542579 - 2²⁰ = 47494003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48542539) 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, 14414 + ... + 17459.

It is an arithmetic number, because the mean of its divisors is an integer number (12143994).

Almost surely, 2^48542579 is an apocalyptic number.

48542579 is a deficient number, since it is larger than the sum of its proper divisors (33397).

48542579 is a wasteful number, since it uses less digits than its factorization.

48542579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33396.

The product of its digits is 403200, while the sum is 44.

The square root of 48542579 is about 6967.2504619828. The cubic root of 48542579 is about 364.7883404109.

The spelling of 48542579 in words is "forty-eight million, five hundred forty-two thousand, five hundred seventy-nine".