47284829 has 2 divisors, whose sum is σ = 47284830. Its totient is φ = 47284828.

The previous prime is 47284817. The next prime is 47284847. The reversal of 47284829 is 92848274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40005625 + 7279204 = 6325^2 + 2698^2 .

It is a cyclic number.

It is not a de Polignac number, because 47284829 - 2⁴ = 47284813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47284829.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47284859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23642414 + 23642415.

It is an arithmetic number, because the mean of its divisors is an integer number (23642415).

Almost surely, 2^47284829 is an apocalyptic number.

It is an amenable number.

47284829 is a deficient number, since it is larger than the sum of its proper divisors (1).

47284829 is an equidigital number, since it uses as much as digits as its factorization.

47284829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 44.

The square root of 47284829 is about 6876.3965127093. The cubic root of 47284829 is about 361.6101462168.

The spelling of 47284829 in words is "forty-seven million, two hundred eighty-four thousand, eight hundred twenty-nine".