47828329 has 2 divisors, whose sum is σ = 47828330. Its totient is φ = 47828328.

The previous prime is 47828303. The next prime is 47828357. The reversal of 47828329 is 92382874.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47403225 + 425104 = 6885^2 + 652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47828329 is a prime.

It is not a weakly prime, because it can be changed into another prime (47828399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23914164 + 23914165.

It is an arithmetic number, because the mean of its divisors is an integer number (23914165).

Almost surely, 2^47828329 is an apocalyptic number.

It is an amenable number.

47828329 is a deficient number, since it is larger than the sum of its proper divisors (1).

47828329 is an equidigital number, since it uses as much as digits as its factorization.

47828329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 43.

The square root of 47828329 is about 6915.8028456572. The cubic root of 47828329 is about 362.9903414268.

The spelling of 47828329 in words is "forty-seven million, eight hundred twenty-eight thousand, three hundred twenty-nine".