47274347 has 2 divisors, whose sum is σ = 47274348. Its totient is φ = 47274346.

The previous prime is 47274343. The next prime is 47274373. The reversal of 47274347 is 74347274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47274347 - 2² = 47274343 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 47274347.

It is not a weakly prime, because it can be changed into another prime (47274343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23637173 + 23637174.

It is an arithmetic number, because the mean of its divisors is an integer number (23637174).

Almost surely, 2^47274347 is an apocalyptic number.

47274347 is a deficient number, since it is larger than the sum of its proper divisors (1).

47274347 is an equidigital number, since it uses as much as digits as its factorization.

47274347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131712, while the sum is 38.

The square root of 47274347 is about 6875.6342980121. The cubic root of 47274347 is about 361.5834239202.

The spelling of 47274347 in words is "forty-seven million, two hundred seventy-four thousand, three hundred forty-seven".