49841887 has 2 divisors, whose sum is σ = 49841888. Its totient is φ = 49841886.

The previous prime is 49841879. The next prime is 49841899. The reversal of 49841887 is 78814894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49841887 - 2³ = 49841879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49841887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49841867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24920943 + 24920944.

It is an arithmetic number, because the mean of its divisors is an integer number (24920944).

Almost surely, 2^49841887 is an apocalyptic number.

49841887 is a deficient number, since it is larger than the sum of its proper divisors (1).

49841887 is an equidigital number, since it uses as much as digits as its factorization.

49841887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 516096, while the sum is 49.

The square root of 49841887 is about 7059.8786816772. The cubic root of 49841887 is about 368.0144109629.

The spelling of 49841887 in words is "forty-nine million, eight hundred forty-one thousand, eight hundred eighty-seven".