49896891 has 36 divisors (see below), whose sum is σ = 82203576. Its totient is φ = 30222720.

The previous prime is 49896851. The next prime is 49896923. The reversal of 49896891 is 19869894.

49896891 is a `hidden beast` number, since 498 + 9 + 68 + 91 = 666.

It is not a de Polignac number, because 49896891 - 2⁶ = 49896827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49896811) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28555 + ... + 30251.

Almost surely, 2^49896891 is an apocalyptic number.

49896891 is a deficient number, since it is larger than the sum of its proper divisors (32306685).

49896891 is a wasteful number, since it uses less digits than its factorization.

49896891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734 (or 1711 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 54.

The square root of 49896891 is about 7063.7731418839. The cubic root of 49896891 is about 368.1497377211.

The spelling of 49896891 in words is "forty-nine million, eight hundred ninety-six thousand, eight hundred ninety-one".