47434423 has 2 divisors, whose sum is σ = 47434424. Its totient is φ = 47434422.

The previous prime is 47434399. The next prime is 47434447. The reversal of 47434423 is 32443474.

It is a balanced prime because it is at equal distance from previous prime (47434399) and next prime (47434447).

It is a cyclic number.

It is not a de Polignac number, because 47434423 - 2⁵ = 47434391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47434483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23717211 + 23717212.

It is an arithmetic number, because the mean of its divisors is an integer number (23717212).

Almost surely, 2^47434423 is an apocalyptic number.

47434423 is a deficient number, since it is larger than the sum of its proper divisors (1).

47434423 is an equidigital number, since it uses as much as digits as its factorization.

47434423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 31.

The square root of 47434423 is about 6887.2652773071. The cubic root of 47434423 is about 361.9910841999.

Adding to 47434423 its reverse (32443474), we get a palindrome (79877897).

The spelling of 47434423 in words is "forty-seven million, four hundred thirty-four thousand, four hundred twenty-three".