50188487 has 2 divisors, whose sum is σ = 50188488. Its totient is φ = 50188486.

The previous prime is 50188477. The next prime is 50188513. The reversal of 50188487 is 78488105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50188487 - 2¹⁸ = 49926343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50188477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25094243 + 25094244.

It is an arithmetic number, because the mean of its divisors is an integer number (25094244).

Almost surely, 2^50188487 is an apocalyptic number.

50188487 is a deficient number, since it is larger than the sum of its proper divisors (1).

50188487 is an equidigital number, since it uses as much as digits as its factorization.

50188487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71680, while the sum is 41.

The square root of 50188487 is about 7084.3833182571. The cubic root of 50188487 is about 368.8654974032.

It can be divided in two parts, 501 and 88487, that added together give a palindrome (88988).

The spelling of 50188487 in words is "fifty million, one hundred eighty-eight thousand, four hundred eighty-seven".