49877491 has 2 divisors, whose sum is σ = 49877492. Its totient is φ = 49877490.

The previous prime is 49877483. The next prime is 49877533. The reversal of 49877491 is 19477894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49877491 - 2³ = 49877483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49877411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24938745 + 24938746.

It is an arithmetic number, because the mean of its divisors is an integer number (24938746).

Almost surely, 2^49877491 is an apocalyptic number.

49877491 is a deficient number, since it is larger than the sum of its proper divisors (1).

49877491 is an equidigital number, since it uses as much as digits as its factorization.

49877491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 49.

The square root of 49877491 is about 7062.3998045990. The cubic root of 49877491 is about 368.1020191119.

The spelling of 49877491 in words is "forty-nine million, eight hundred seventy-seven thousand, four hundred ninety-one".