47854427 has 2 divisors, whose sum is σ = 47854428. Its totient is φ = 47854426.

The previous prime is 47854403. The next prime is 47854447. The reversal of 47854427 is 72445874.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47854427 - 2⁶ = 47854363 is a prime.

It is not a weakly prime, because it can be changed into another prime (47854447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23927213 + 23927214.

It is an arithmetic number, because the mean of its divisors is an integer number (23927214).

Almost surely, 2^47854427 is an apocalyptic number.

47854427 is a deficient number, since it is larger than the sum of its proper divisors (1).

47854427 is an equidigital number, since it uses as much as digits as its factorization.

47854427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 250880, while the sum is 41.

The square root of 47854427 is about 6917.6894263909. The cubic root of 47854427 is about 363.0563525098.

The spelling of 47854427 in words is "forty-seven million, eight hundred fifty-four thousand, four hundred twenty-seven".