3249667 has 2 divisors, whose sum is σ = 3249668. Its totient is φ = 3249666.

The previous prime is 3249643. The next prime is 3249679. The reversal of 3249667 is 7669423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3249667 - 2¹¹ = 3247619 is a prime.

It is a super-2 number, since 2×3249667² = 21120671221778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3240667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1624833 + 1624834.

It is an arithmetic number, because the mean of its divisors is an integer number (1624834).

Almost surely, 2^3249667 is an apocalyptic number.

3249667 is a deficient number, since it is larger than the sum of its proper divisors (1).

3249667 is an equidigital number, since it uses as much as digits as its factorization.

3249667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 3249667 is about 1802.6832777834. The cubic root of 3249667 is about 148.1197442158.

It can be divided in two parts, 3249 and 667, that added together give a triangular number (3916 = T₈₈).

The spelling of 3249667 in words is "three million, two hundred forty-nine thousand, six hundred sixty-seven".