47245867 has 2 divisors, whose sum is σ = 47245868. Its totient is φ = 47245866.

The previous prime is 47245823. The next prime is 47245879. The reversal of 47245867 is 76854274.

47245867 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-47245867 is a prime.

It is not a weakly prime, because it can be changed into another prime (47245897) 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, 23622933 + 23622934.

It is an arithmetic number, because the mean of its divisors is an integer number (23622934).

Almost surely, 2^47245867 is an apocalyptic number.

47245867 is a deficient number, since it is larger than the sum of its proper divisors (1).

47245867 is an equidigital number, since it uses as much as digits as its factorization.

47245867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 376320, while the sum is 43.

The square root of 47245867 is about 6873.5629043459. The cubic root of 47245867 is about 361.5107984533.

The spelling of 47245867 in words is "forty-seven million, two hundred forty-five thousand, eight hundred sixty-seven".