49889873 has 8 divisors (see below), whose sum is σ = 54876576. Its totient is φ = 45353220.

The previous prime is 49889867. The next prime is 49889891. The reversal of 49889873 is 37898894.

It is not a de Polignac number, because 49889873 - 2⁴ = 49889857 is a prime.

It is a super-2 number, since 2×49889873² = 4977998855912258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49889803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17411 + ... + 20072.

It is an arithmetic number, because the mean of its divisors is an integer number (6859572).

Almost surely, 2^49889873 is an apocalyptic number.

It is an amenable number.

49889873 is a deficient number, since it is larger than the sum of its proper divisors (4986703).

49889873 is an equidigital number, since it uses as much as digits as its factorization.

49889873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37516 (or 37494 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 56.

The square root of 49889873 is about 7063.2763644077. The cubic root of 49889873 is about 368.1324768194.

The spelling of 49889873 in words is "forty-nine million, eight hundred eighty-nine thousand, eight hundred seventy-three".