48509533 has 4 divisors (see below), whose sum is σ = 48739648. Its totient is φ = 48279420.

The previous prime is 48509509. The next prime is 48509563. The reversal of 48509533 is 33590584.

48509533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48509533 - 2¹⁷ = 48378461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48509492 and 48509501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48509563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114741 + ... + 115162.

It is an arithmetic number, because the mean of its divisors is an integer number (12184912).

Almost surely, 2^48509533 is an apocalyptic number.

It is an amenable number.

48509533 is a deficient number, since it is larger than the sum of its proper divisors (230115).

48509533 is a wasteful number, since it uses less digits than its factorization.

48509533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230114.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 48509533 is about 6964.8785344757. The cubic root of 48509533 is about 364.7055434639.

The spelling of 48509533 in words is "forty-eight million, five hundred nine thousand, five hundred thirty-three".