47314819 has 2 divisors, whose sum is σ = 47314820. Its totient is φ = 47314818.

The previous prime is 47314811. The next prime is 47314831. The reversal of 47314819 is 91841374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47314819 - 2³ = 47314811 is a prime.

It is a super-2 number, since 2×47314819² = 4477384194005522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47314811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23657409 + 23657410.

It is an arithmetic number, because the mean of its divisors is an integer number (23657410).

Almost surely, 2^47314819 is an apocalyptic number.

47314819 is a deficient number, since it is larger than the sum of its proper divisors (1).

47314819 is an equidigital number, since it uses as much as digits as its factorization.

47314819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 47314819 is about 6878.5768150105. The cubic root of 47314819 is about 361.6865794450.

The spelling of 47314819 in words is "forty-seven million, three hundred fourteen thousand, eight hundred nineteen".