3249867 has 4 divisors (see below), whose sum is σ = 4333160. Its totient is φ = 2166576.

The previous prime is 3249863. The next prime is 3249871. The reversal of 3249867 is 7689423.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3249863) and next prime (3249871).

It is not a de Polignac number, because 3249867 - 2² = 3249863 is a prime.

It is a d-powerful number, because it can be written as 3 + 2²¹ + 4⁷ + 9² + 8⁵ + 6⁷ + 7⁷ .

It is a D-number.

It is a Duffinian number.

3249867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3249863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541642 + ... + 541647.

It is an arithmetic number, because the mean of its divisors is an integer number (1083290).

Almost surely, 2^3249867 is an apocalyptic number.

3249867 is a deficient number, since it is larger than the sum of its proper divisors (1083293).

3249867 is a wasteful number, since it uses less digits than its factorization.

3249867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083292.

The product of its digits is 72576, while the sum is 39.

The square root of 3249867 is about 1802.7387497915. The cubic root of 3249867 is about 148.1227828186.

The spelling of 3249867 in words is "three million, two hundred forty-nine thousand, eight hundred sixty-seven".