47794423 has 2 divisors, whose sum is σ = 47794424. Its totient is φ = 47794422.

The previous prime is 47794403. The next prime is 47794451. The reversal of 47794423 is 32449774.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47794423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47794403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23897211 + 23897212.

It is an arithmetic number, because the mean of its divisors is an integer number (23897212).

Almost surely, 2^47794423 is an apocalyptic number.

47794423 is a deficient number, since it is larger than the sum of its proper divisors (1).

47794423 is an equidigital number, since it uses as much as digits as its factorization.

47794423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The square root of 47794423 is about 6913.3510687654. The cubic root of 47794423 is about 362.9045452732.

The spelling of 47794423 in words is "forty-seven million, seven hundred ninety-four thousand, four hundred twenty-three".