49309207 has 2 divisors, whose sum is σ = 49309208. Its totient is φ = 49309206.

The previous prime is 49309181. The next prime is 49309213. The reversal of 49309207 is 70290394.

49309207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49309207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49309307) 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, 24654603 + 24654604.

It is an arithmetic number, because the mean of its divisors is an integer number (24654604).

Almost surely, 2^49309207 is an apocalyptic number.

49309207 is a deficient number, since it is larger than the sum of its proper divisors (1).

49309207 is an equidigital number, since it uses as much as digits as its factorization.

49309207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 49309207 is about 7022.0514808708. The cubic root of 49309207 is about 366.6986738818.

The spelling of 49309207 in words is "forty-nine million, three hundred nine thousand, two hundred seven".