3624000421 has 2 divisors, whose sum is σ = 3624000422. Its totient is φ = 3624000420.

The previous prime is 3624000383. The next prime is 3624000431. The reversal of 3624000421 is 1240004263.

It is a happy number.

3624000421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2680650625 + 943349796 = 51775^2 + 30714^2 .

It is an emirp because it is prime and its reverse (1240004263) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3624000421 - 2¹⁷ = 3623869349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3624000392 and 3624000401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3624000431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1812000210 + 1812000211.

It is an arithmetic number, because the mean of its divisors is an integer number (1812000211).

Almost surely, 2^3624000421 is an apocalyptic number.

It is an amenable number.

3624000421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3624000421 is an equidigital number, since it uses as much as digits as its factorization.

3624000421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3624000421 is about 60199.6712698666. The cubic root of 3624000421 is about 1536.0172033856.

Adding to 3624000421 its reverse (1240004263), we get a palindrome (4864004684).

The spelling of 3624000421 in words is "three billion, six hundred twenty-four million, four hundred twenty-one", and thus it is an aban number.