47259229 has 2 divisors, whose sum is σ = 47259230. Its totient is φ = 47259228.

The previous prime is 47259217. The next prime is 47259257. The reversal of 47259229 is 92295274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34833604 + 12425625 = 5902^2 + 3525^2 .

It is a cyclic number.

It is not a de Polignac number, because 47259229 - 2²⁵ = 13704797 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 47259191 and 47259200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47259029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23629614 + 23629615.

It is an arithmetic number, because the mean of its divisors is an integer number (23629615).

Almost surely, 2^47259229 is an apocalyptic number.

It is an amenable number.

47259229 is a deficient number, since it is larger than the sum of its proper divisors (1).

47259229 is an equidigital number, since it uses as much as digits as its factorization.

47259229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 47259229 is about 6874.5348206260. The cubic root of 47259229 is about 361.5448758749.

The spelling of 47259229 in words is "forty-seven million, two hundred fifty-nine thousand, two hundred twenty-nine".