49159849 has 2 divisors, whose sum is σ = 49159850. Its totient is φ = 49159848.

The previous prime is 49159841. The next prime is 49159867. The reversal of 49159849 is 94895194.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35521600 + 13638249 = 5960^2 + 3693^2 .

It is a cyclic number.

It is not a de Polignac number, because 49159849 - 2³ = 49159841 is a prime.

It is not a weakly prime, because it can be changed into another prime (49159841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24579924 + 24579925.

It is an arithmetic number, because the mean of its divisors is an integer number (24579925).

Almost surely, 2^49159849 is an apocalyptic number.

It is an amenable number.

49159849 is a deficient number, since it is larger than the sum of its proper divisors (1).

49159849 is an equidigital number, since it uses as much as digits as its factorization.

49159849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 49.

The square root of 49159849 is about 7011.4084890270. The cubic root of 49159849 is about 366.3280549779.

The spelling of 49159849 in words is "forty-nine million, one hundred fifty-nine thousand, eight hundred forty-nine".