47670377 has 2 divisors, whose sum is σ = 47670378. Its totient is φ = 47670376.

The previous prime is 47670367. The next prime is 47670379. The reversal of 47670377 is 77307674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39891856 + 7778521 = 6316^2 + 2789^2 .

It is a cyclic number.

It is not a de Polignac number, because 47670377 - 2⁸ = 47670121 is a prime.

Together with 47670379, 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 (47670379) 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, 23835188 + 23835189.

It is an arithmetic number, because the mean of its divisors is an integer number (23835189).

Almost surely, 2^47670377 is an apocalyptic number.

It is an amenable number.

47670377 is a deficient number, since it is larger than the sum of its proper divisors (1).

47670377 is an equidigital number, since it uses as much as digits as its factorization.

47670377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172872, while the sum is 41.

The square root of 47670377 is about 6904.3737587127. The cubic root of 47670377 is about 362.5903115451.

The spelling of 47670377 in words is "forty-seven million, six hundred seventy thousand, three hundred seventy-seven".