47877227 has 2 divisors, whose sum is σ = 47877228. Its totient is φ = 47877226.

The previous prime is 47877209. The next prime is 47877229. The reversal of 47877227 is 72277874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47877227 - 2¹⁴ = 47860843 is a prime.

Together with 47877229, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47877229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23938613 + 23938614.

It is an arithmetic number, because the mean of its divisors is an integer number (23938614).

Almost surely, 2^47877227 is an apocalyptic number.

47877227 is a deficient number, since it is larger than the sum of its proper divisors (1).

47877227 is an equidigital number, since it uses as much as digits as its factorization.

47877227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 307328, while the sum is 44.

The square root of 47877227 is about 6919.3371792391. The cubic root of 47877227 is about 363.1140021435.

The spelling of 47877227 in words is "forty-seven million, eight hundred seventy-seven thousand, two hundred twenty-seven".