1684424241 has 24 divisors (see below), whose sum is σ = 2543084544. Its totient is φ = 1114086960.

The previous prime is 1684424239. The next prime is 1684424263. The reversal of 1684424241 is 1424244861.

It is not a de Polignac number, because 1684424241 - 2¹ = 1684424239 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1684424196 and 1684424205.

It is not an unprimeable number, because it can be changed into a prime (1684424221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3571 + ... + 58151.

It is an arithmetic number, because the mean of its divisors is an integer number (105961856).

Almost surely, 2^1684424241 is an apocalyptic number.

It is an amenable number.

1684424241 is a deficient number, since it is larger than the sum of its proper divisors (858660303).

1684424241 is an equidigital number, since it uses as much as digits as its factorization.

1684424241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54723 (or 54711 counting only the distinct ones).

The product of its digits is 49152, while the sum is 36.

The square root of 1684424241 is about 41041.7377921550. The cubic root of 1684424241 is about 1189.8270212049.

The spelling of 1684424241 in words is "one billion, six hundred eighty-four million, four hundred twenty-four thousand, two hundred forty-one".