48511585 has 4 divisors (see below), whose sum is σ = 58213908. Its totient is φ = 38809264.

The previous prime is 48511583. The next prime is 48511597. The reversal of 48511585 is 58511584.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5779216 + 42732369 = 2404^2 + 6537^2 .

It is a cyclic number.

It is not a de Polignac number, because 48511585 - 2¹ = 48511583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48511583) 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, 4851154 + ... + 4851163.

It is an arithmetic number, because the mean of its divisors is an integer number (14553477).

Almost surely, 2^48511585 is an apocalyptic number.

It is an amenable number.

48511585 is a deficient number, since it is larger than the sum of its proper divisors (9702323).

48511585 is an equidigital number, since it uses as much as digits as its factorization.

48511585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9702322.

The product of its digits is 32000, while the sum is 37.

The square root of 48511585 is about 6965.0258434553. The cubic root of 48511585 is about 364.7106858567.

Subtracting 48511585 from its reverse (58511584), we obtain a palindrome (9999999).

The spelling of 48511585 in words is "forty-eight million, five hundred eleven thousand, five hundred eighty-five".