49535921 has 2 divisors, whose sum is σ = 49535922. Its totient is φ = 49535920.

The previous prime is 49535911. The next prime is 49535939. The reversal of 49535921 is 12953594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49505296 + 30625 = 7036^2 + 175^2 .

It is a cyclic number.

It is not a de Polignac number, because 49535921 - 2¹⁴ = 49519537 is a prime.

It is not a weakly prime, because it can be changed into another prime (49535911) 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, 24767960 + 24767961.

It is an arithmetic number, because the mean of its divisors is an integer number (24767961).

Almost surely, 2^49535921 is an apocalyptic number.

It is an amenable number.

49535921 is a deficient number, since it is larger than the sum of its proper divisors (1).

49535921 is an equidigital number, since it uses as much as digits as its factorization.

49535921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 38.

The square root of 49535921 is about 7038.1759710880. The cubic root of 49535921 is about 367.2598174544.

The spelling of 49535921 in words is "forty-nine million, five hundred thirty-five thousand, nine hundred twenty-one".