47841427 has 2 divisors, whose sum is σ = 47841428. Its totient is φ = 47841426.

The previous prime is 47841421. The next prime is 47841439. The reversal of 47841427 is 72414874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47841427 - 2¹⁵ = 47808659 is a prime.

It is not a weakly prime, because it can be changed into another prime (47841421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23920713 + 23920714.

It is an arithmetic number, because the mean of its divisors is an integer number (23920714).

Almost surely, 2^47841427 is an apocalyptic number.

47841427 is a deficient number, since it is larger than the sum of its proper divisors (1).

47841427 is an equidigital number, since it uses as much as digits as its factorization.

47841427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50176, while the sum is 37.

The square root of 47841427 is about 6916.7497424730. The cubic root of 47841427 is about 363.0234739074.

It can be divided in two parts, 478 and 41427, that added together give a triangular number (41905 = T₂₈₉).

The spelling of 47841427 in words is "forty-seven million, eight hundred forty-one thousand, four hundred twenty-seven".