47684401 has 2 divisors, whose sum is σ = 47684402. Its totient is φ = 47684400.

The previous prime is 47684387. The next prime is 47684419. The reversal of 47684401 is 10448674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35988001 + 11696400 = 5999^2 + 3420^2 .

It is a cyclic number.

It is not a de Polignac number, because 47684401 - 2¹⁵ = 47651633 is a prime.

It is not a weakly prime, because it can be changed into another prime (47684431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23842200 + 23842201.

It is an arithmetic number, because the mean of its divisors is an integer number (23842201).

Almost surely, 2^47684401 is an apocalyptic number.

It is an amenable number.

47684401 is a deficient number, since it is larger than the sum of its proper divisors (1).

47684401 is an equidigital number, since it uses as much as digits as its factorization.

47684401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 47684401 is about 6905.3892721555. The cubic root of 47684401 is about 362.6258644977.

The spelling of 47684401 in words is "forty-seven million, six hundred eighty-four thousand, four hundred one".