49887583 has 2 divisors, whose sum is σ = 49887584. Its totient is φ = 49887582.

The previous prime is 49887533. The next prime is 49887601. The reversal of 49887583 is 38578894.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49887583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49887583.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49887533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24943791 + 24943792.

It is an arithmetic number, because the mean of its divisors is an integer number (24943792).

Almost surely, 2^49887583 is an apocalyptic number.

49887583 is a deficient number, since it is larger than the sum of its proper divisors (1).

49887583 is an equidigital number, since it uses as much as digits as its factorization.

49887583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 52.

The square root of 49887583 is about 7063.1142564736. The cubic root of 49887583 is about 368.1268441714.

The spelling of 49887583 in words is "forty-nine million, eight hundred eighty-seven thousand, five hundred eighty-three".