47240329 has 2 divisors, whose sum is σ = 47240330. Its totient is φ = 47240328.

The previous prime is 47240309. The next prime is 47240339. The reversal of 47240329 is 92304274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40297104 + 6943225 = 6348^2 + 2635^2 .

It is a cyclic number.

It is not a de Polignac number, because 47240329 - 2¹⁵ = 47207561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47240329.

It is not a weakly prime, because it can be changed into another prime (47240309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23620164 + 23620165.

It is an arithmetic number, because the mean of its divisors is an integer number (23620165).

Almost surely, 2^47240329 is an apocalyptic number.

It is an amenable number.

47240329 is a deficient number, since it is larger than the sum of its proper divisors (1).

47240329 is an equidigital number, since it uses as much as digits as its factorization.

47240329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 47240329 is about 6873.1600446956. The cubic root of 47240329 is about 361.4966728789.

The spelling of 47240329 in words is "forty-seven million, two hundred forty thousand, three hundred twenty-nine".