49494877 has 2 divisors, whose sum is σ = 49494878. Its totient is φ = 49494876.

The previous prime is 49494869. The next prime is 49494911. The reversal of 49494877 is 77849494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33860761 + 15634116 = 5819^2 + 3954^2 .

It is a cyclic number.

It is not a de Polignac number, because 49494877 - 2³ = 49494869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49494077) 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, 24747438 + 24747439.

It is an arithmetic number, because the mean of its divisors is an integer number (24747439).

Almost surely, 2^49494877 is an apocalyptic number.

It is an amenable number.

49494877 is a deficient number, since it is larger than the sum of its proper divisors (1).

49494877 is an equidigital number, since it uses as much as digits as its factorization.

49494877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 52.

The square root of 49494877 is about 7035.2595545580. The cubic root of 49494877 is about 367.1583558833.

It can be divided in two parts, 4949487 and 7, that added together give a palindrome (4949494).

The spelling of 49494877 in words is "forty-nine million, four hundred ninety-four thousand, eight hundred seventy-seven".