47806663 has 2 divisors, whose sum is σ = 47806664. Its totient is φ = 47806662.

The previous prime is 47806651. The next prime is 47806667. The reversal of 47806663 is 36660874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47806663 - 2⁹ = 47806151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47806667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23903331 + 23903332.

It is an arithmetic number, because the mean of its divisors is an integer number (23903332).

Almost surely, 2^47806663 is an apocalyptic number.

47806663 is a deficient number, since it is larger than the sum of its proper divisors (1).

47806663 is an equidigital number, since it uses as much as digits as its factorization.

47806663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 47806663 is about 6914.2362557263. The cubic root of 47806663 is about 362.9355221964.

The spelling of 47806663 in words is "forty-seven million, eight hundred six thousand, six hundred sixty-three".