47302471 has 2 divisors, whose sum is σ = 47302472. Its totient is φ = 47302470.

The previous prime is 47302429. The next prime is 47302477. The reversal of 47302471 is 17420374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47302471 - 2²¹ = 45205319 is a prime.

It is a super-3 number, since 3×47302471³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47302477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23651235 + 23651236.

It is an arithmetic number, because the mean of its divisors is an integer number (23651236).

Almost surely, 2^47302471 is an apocalyptic number.

47302471 is a deficient number, since it is larger than the sum of its proper divisors (1).

47302471 is an equidigital number, since it uses as much as digits as its factorization.

47302471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 47302471 is about 6877.6791870514. The cubic root of 47302471 is about 361.6551129506.

The spelling of 47302471 in words is "forty-seven million, three hundred two thousand, four hundred seventy-one".