49829257 has 2 divisors, whose sum is σ = 49829258. Its totient is φ = 49829256.

The previous prime is 49829249. The next prime is 49829281. The reversal of 49829257 is 75292894.

49829257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34999056 + 14830201 = 5916^2 + 3851^2 .

It is a cyclic number.

It is not a de Polignac number, because 49829257 - 2³ = 49829249 is a prime.

It is not a weakly prime, because it can be changed into another prime (49829357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24914628 + 24914629.

It is an arithmetic number, because the mean of its divisors is an integer number (24914629).

Almost surely, 2^49829257 is an apocalyptic number.

It is an amenable number.

49829257 is a deficient number, since it is larger than the sum of its proper divisors (1).

49829257 is an equidigital number, since it uses as much as digits as its factorization.

49829257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 49829257 is about 7058.9841337122. The cubic root of 49829257 is about 367.9833232243.

It can be divided in two parts, 49829 and 257, that added together give a triangular number (50086 = T₃₁₆).

The spelling of 49829257 in words is "forty-nine million, eight hundred twenty-nine thousand, two hundred fifty-seven".