49544489 has 2 divisors, whose sum is σ = 49544490. Its totient is φ = 49544488.

The previous prime is 49544447. The next prime is 49544503. The reversal of 49544489 is 98444594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42680089 + 6864400 = 6533^2 + 2620^2 .

It is a cyclic number.

It is not a de Polignac number, because 49544489 - 2⁸ = 49544233 is a prime.

It is a super-2 number, since 2×49544489² = 4909312780542242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49540489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24772244 + 24772245.

It is an arithmetic number, because the mean of its divisors is an integer number (24772245).

Almost surely, 2^49544489 is an apocalyptic number.

It is an amenable number.

49544489 is a deficient number, since it is larger than the sum of its proper divisors (1).

49544489 is an equidigital number, since it uses as much as digits as its factorization.

49544489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 47.

The square root of 49544489 is about 7038.7846252034. The cubic root of 49544489 is about 367.2809906465.

The spelling of 49544489 in words is "forty-nine million, five hundred forty-four thousand, four hundred eighty-nine".