49959757 has 2 divisors, whose sum is σ = 49959758. Its totient is φ = 49959756.

The previous prime is 49959739. The next prime is 49959773. The reversal of 49959757 is 75795994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48038761 + 1920996 = 6931^2 + 1386^2 .

It is a cyclic number.

It is not a de Polignac number, because 49959757 - 2⁷ = 49959629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49959698 and 49959707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49959157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24979878 + 24979879.

It is an arithmetic number, because the mean of its divisors is an integer number (24979879).

Almost surely, 2^49959757 is an apocalyptic number.

It is an amenable number.

49959757 is a deficient number, since it is larger than the sum of its proper divisors (1).

49959757 is an equidigital number, since it uses as much as digits as its factorization.

49959757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3572100, while the sum is 55.

The square root of 49959757 is about 7068.2216292360. The cubic root of 49959757 is about 368.3042856823.

The spelling of 49959757 in words is "forty-nine million, nine hundred fifty-nine thousand, seven hundred fifty-seven".