49544889 has 4 divisors (see below), whose sum is σ = 66059856. Its totient is φ = 33029924.

The previous prime is 49544879. The next prime is 49544897. The reversal of 49544889 is 98844594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49544889 - 2⁵ = 49544857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49544819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8257479 + ... + 8257484.

It is an arithmetic number, because the mean of its divisors is an integer number (16514964).

Almost surely, 2^49544889 is an apocalyptic number.

It is an amenable number.

49544889 is a deficient number, since it is larger than the sum of its proper divisors (16514967).

49544889 is a wasteful number, since it uses less digits than its factorization.

49544889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16514966.

The product of its digits is 1658880, while the sum is 51.

The square root of 49544889 is about 7038.8130391423. The cubic root of 49544889 is about 367.2819790645.

The spelling of 49544889 in words is "forty-nine million, five hundred forty-four thousand, eight hundred eighty-nine".