49528657 has 2 divisors, whose sum is σ = 49528658. Its totient is φ = 49528656.

The previous prime is 49528631. The next prime is 49528711. The reversal of 49528657 is 75682594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35058241 + 14470416 = 5921^2 + 3804^2 .

It is a cyclic number.

It is not a de Polignac number, because 49528657 - 2¹⁵ = 49495889 is a prime.

It is not a weakly prime, because it can be changed into another prime (49528627) 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, 24764328 + 24764329.

It is an arithmetic number, because the mean of its divisors is an integer number (24764329).

Almost surely, 2^49528657 is an apocalyptic number.

It is an amenable number.

49528657 is a deficient number, since it is larger than the sum of its proper divisors (1).

49528657 is an equidigital number, since it uses as much as digits as its factorization.

49528657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 46.

The square root of 49528657 is about 7037.6599093733. The cubic root of 49528657 is about 367.2418647871.

The spelling of 49528657 in words is "forty-nine million, five hundred twenty-eight thousand, six hundred fifty-seven".