47822783 has 2 divisors, whose sum is σ = 47822784. Its totient is φ = 47822782.

The previous prime is 47822767. The next prime is 47822809. The reversal of 47822783 is 38722874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47822783 - 2⁴ = 47822767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47822783.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47828783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23911391 + 23911392.

It is an arithmetic number, because the mean of its divisors is an integer number (23911392).

Almost surely, 2^47822783 is an apocalyptic number.

47822783 is a deficient number, since it is larger than the sum of its proper divisors (1).

47822783 is an equidigital number, since it uses as much as digits as its factorization.

47822783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 41.

The square root of 47822783 is about 6915.4018682937. The cubic root of 47822783 is about 362.9763105355.

Subtracting from 47822783 its reverse (38722874), we obtain a palindrome (9099909).

The spelling of 47822783 in words is "forty-seven million, eight hundred twenty-two thousand, seven hundred eighty-three".