47670587 has 2 divisors, whose sum is σ = 47670588. Its totient is φ = 47670586.

The previous prime is 47670547. The next prime is 47670589. The reversal of 47670587 is 78507674.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47670587 - 2¹² = 47666491 is a prime.

Together with 47670589, it forms a pair of twin primes.

It is a Chen prime.

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

It is not a weakly prime, because it can be changed into another prime (47670589) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23835293 + 23835294.

It is an arithmetic number, because the mean of its divisors is an integer number (23835294).

Almost surely, 2^47670587 is an apocalyptic number.

47670587 is a deficient number, since it is larger than the sum of its proper divisors (1).

47670587 is an equidigital number, since it uses as much as digits as its factorization.

47670587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 44.

The square root of 47670587 is about 6904.3889664474. The cubic root of 47670587 is about 362.5908439782.

The spelling of 47670587 in words is "forty-seven million, six hundred seventy thousand, five hundred eighty-seven".