50587990 has 16 divisors (see below), whose sum is σ = 91895760. Its totient is φ = 20049120.

The previous prime is 50587969. The next prime is 50587993. The reversal of 50587990 is 9978505.

50587990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50587993) 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 7 ways as a sum of consecutive naturals, for example, 22116 + ... + 24295.

It is an arithmetic number, because the mean of its divisors is an integer number (5743485).

Almost surely, 2^50587990 is an apocalyptic number.

50587990 is a deficient number, since it is larger than the sum of its proper divisors (41307770).

50587990 is a wasteful number, since it uses less digits than its factorization.

50587990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46527.

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 50587990 is about 7112.5234621757. The cubic root of 50587990 is about 369.8416415097.

The spelling of 50587990 in words is "fifty million, five hundred eighty-seven thousand, nine hundred ninety".