48631587 has 4 divisors (see below), whose sum is σ = 64842120. Its totient is φ = 32421056.

The previous prime is 48631573. The next prime is 48631589. The reversal of 48631587 is 78513684.

48631587 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.

It is a cyclic number.

It is not a de Polignac number, because 48631587 - 2⁴ = 48631571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48631589) 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, 8105262 + ... + 8105267.

It is an arithmetic number, because the mean of its divisors is an integer number (16210530).

Almost surely, 2^48631587 is an apocalyptic number.

48631587 is a deficient number, since it is larger than the sum of its proper divisors (16210533).

48631587 is a wasteful number, since it uses less digits than its factorization.

48631587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16210532.

The product of its digits is 161280, while the sum is 42.

The square root of 48631587 is about 6973.6351352792. The cubic root of 48631587 is about 365.0111637294.

The spelling of 48631587 in words is "forty-eight million, six hundred thirty-one thousand, five hundred eighty-seven".