48905947 has 2 divisors, whose sum is σ = 48905948. Its totient is φ = 48905946.

The previous prime is 48905933. The next prime is 48905951. The reversal of 48905947 is 74950984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48905947 - 2¹⁵ = 48873179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48905897 and 48905906.

It is not a weakly prime, because it can be changed into another prime (48902947) 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, 24452973 + 24452974.

It is an arithmetic number, because the mean of its divisors is an integer number (24452974).

Almost surely, 2^48905947 is an apocalyptic number.

48905947 is a deficient number, since it is larger than the sum of its proper divisors (1).

48905947 is an equidigital number, since it uses as much as digits as its factorization.

48905947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 48905947 is about 6993.2787017250. The cubic root of 48905947 is about 365.6962926895.

The spelling of 48905947 in words is "forty-eight million, nine hundred five thousand, nine hundred forty-seven".