47731633 has 2 divisors, whose sum is σ = 47731634. Its totient is φ = 47731632.

The previous prime is 47731613. The next prime is 47731637. The reversal of 47731633 is 33613774.

47731633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45319824 + 2411809 = 6732^2 + 1553^2 .

It is a cyclic number.

It is not a de Polignac number, because 47731633 - 2¹³ = 47723441 is a prime.

It is not a weakly prime, because it can be changed into another prime (47731637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23865816 + 23865817.

It is an arithmetic number, because the mean of its divisors is an integer number (23865817).

Almost surely, 2^47731633 is an apocalyptic number.

It is an amenable number.

47731633 is a deficient number, since it is larger than the sum of its proper divisors (1).

47731633 is an equidigital number, since it uses as much as digits as its factorization.

47731633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 34.

The square root of 47731633 is about 6908.8083632418. The cubic root of 47731633 is about 362.7455534845.

The spelling of 47731633 in words is "forty-seven million, seven hundred thirty-one thousand, six hundred thirty-three".