49259889 has 24 divisors (see below), whose sum is σ = 82439552. Its totient is φ = 27760320.

The previous prime is 49259887. The next prime is 49259909. The reversal of 49259889 is 98895294.

49259889 is a `hidden beast` number, since 49 + 2 + 598 + 8 + 9 = 666.

It is not a de Polignac number, because 49259889 - 2¹ = 49259887 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49259887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 757 + ... + 9954.

Almost surely, 2^49259889 is an apocalyptic number.

It is an amenable number.

49259889 is a deficient number, since it is larger than the sum of its proper divisors (33179663).

49259889 is a wasteful number, since it uses less digits than its factorization.

49259889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10797 (or 10794 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 49259889 is about 7018.5389505224. The cubic root of 49259889 is about 366.5763784120.

The spelling of 49259889 in words is "forty-nine million, two hundred fifty-nine thousand, eight hundred eighty-nine".