49339009 has 2 divisors, whose sum is σ = 49339010. Its totient is φ = 49339008.

The previous prime is 49338997. The next prime is 49339027. The reversal of 49339009 is 90093394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34105600 + 15233409 = 5840^2 + 3903^2 .

It is a cyclic number.

It is not a de Polignac number, because 49339009 - 2¹¹ = 49336961 is a prime.

It is not a weakly prime, because it can be changed into another prime (49339039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24669504 + 24669505.

It is an arithmetic number, because the mean of its divisors is an integer number (24669505).

Almost surely, 2^49339009 is an apocalyptic number.

It is an amenable number.

49339009 is a deficient number, since it is larger than the sum of its proper divisors (1).

49339009 is an equidigital number, since it uses as much as digits as its factorization.

49339009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 49339009 is about 7024.1731897783. The cubic root of 49339009 is about 366.7725353613.

The spelling of 49339009 in words is "forty-nine million, three hundred thirty-nine thousand, nine".