47002723 has 2 divisors, whose sum is σ = 47002724. Its totient is φ = 47002722.

The previous prime is 47002717. The next prime is 47002733. The reversal of 47002723 is 32720074.

47002723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47002723 is a prime.

It is not a weakly prime, because it can be changed into another prime (47002733) 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, 23501361 + 23501362.

It is an arithmetic number, because the mean of its divisors is an integer number (23501362).

Almost surely, 2^47002723 is an apocalyptic number.

47002723 is a deficient number, since it is larger than the sum of its proper divisors (1).

47002723 is an equidigital number, since it uses as much as digits as its factorization.

47002723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 47002723 is about 6855.8531927106. The cubic root of 47002723 is about 360.8895772647.

Adding to 47002723 its reverse (32720074), we get a palindrome (79722797).

The spelling of 47002723 in words is "forty-seven million, two thousand, seven hundred twenty-three".