49835009 has 6 divisors (see below), whose sum is σ = 57971394. Its totient is φ = 42715680.

The previous prime is 49834991. The next prime is 49835039. The reversal of 49835009 is 90053894.

It can be written as a sum of positive squares in only one way, i.e., 49392784 + 442225 = 7028^2 + 665^2 .

It is not a de Polignac number, because 49835009 - 2⁸ = 49834753 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49835039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 508472 + ... + 508569.

It is an arithmetic number, because the mean of its divisors is an integer number (9661899).

Almost surely, 2^49835009 is an apocalyptic number.

49835009 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

49835009 is a deficient number, since it is larger than the sum of its proper divisors (8136385).

49835009 is a wasteful number, since it uses less digits than its factorization.

49835009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017055 (or 1017048 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 49835009 is about 7059.3915460187. The cubic root of 49835009 is about 367.9974819653.

The spelling of 49835009 in words is "forty-nine million, eight hundred thirty-five thousand, nine".