3924309 has 16 divisors (see below), whose sum is σ = 5544000. Its totient is φ = 2464896.

The previous prime is 3924307. The next prime is 3924311. The reversal of 3924309 is 9034293.

It is an interprime number because it is at equal distance from previous prime (3924307) and next prime (3924311).

It is not a de Polignac number, because 3924309 - 2¹ = 3924307 is a prime.

It is a super-2 number, since 2×3924309² = 30800402254962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3924307) 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 15 ways as a sum of consecutive naturals, for example, 3217 + ... + 4265.

It is an arithmetic number, because the mean of its divisors is an integer number (346500).

Almost surely, 2^3924309 is an apocalyptic number.

It is an amenable number.

3924309 is a deficient number, since it is larger than the sum of its proper divisors (1619691).

3924309 is a wasteful number, since it uses less digits than its factorization.

3924309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 3924309 is about 1980.9868752720. The cubic root of 3924309 is about 157.7324559407.

The spelling of 3924309 in words is "three million, nine hundred twenty-four thousand, three hundred nine".