3239629 has 2 divisors, whose sum is σ = 3239630. Its totient is φ = 3239628.

The previous prime is 3239627. The next prime is 3239641. The reversal of 3239629 is 9269323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3143529 + 96100 = 1773^2 + 310^2 .

It is a cyclic number.

It is not a de Polignac number, because 3239629 - 2¹ = 3239627 is a prime.

Together with 3239627, it forms a pair of twin primes.

3239629 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3239594 and 3239603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3239627) 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 as a sum of consecutive naturals, namely, 1619814 + 1619815.

It is an arithmetic number, because the mean of its divisors is an integer number (1619815).

Almost surely, 2^3239629 is an apocalyptic number.

It is an amenable number.

3239629 is a deficient number, since it is larger than the sum of its proper divisors (1).

3239629 is an equidigital number, since it uses as much as digits as its factorization.

3239629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 3239629 is about 1799.8969414942. The cubic root of 3239629 is about 147.9670763141.

The spelling of 3239629 in words is "three million, two hundred thirty-nine thousand, six hundred twenty-nine".