3809424 has 40 divisors (see below), whose sum is σ = 10361440. Its totient is φ = 1202688.

The previous prime is 3809423. The next prime is 3809431. The reversal of 3809424 is 4249083.

It is a happy number.

It is a super-2 number, since 2×3809424² = 29023422423552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3809391 and 3809400.

It is not an unprimeable number, because it can be changed into a prime (3809423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1177 + ... + 3000.

It is an arithmetic number, because the mean of its divisors is an integer number (259036).

Almost surely, 2^3809424 is an apocalyptic number.

It is an amenable number.

3809424 is an abundant number, since it is smaller than the sum of its proper divisors (6552016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3809424 is a wasteful number, since it uses less digits than its factorization.

3809424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4207 (or 4201 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 3809424 is about 1951.7745771477. The cubic root of 3809424 is about 156.1779691457.

The spelling of 3809424 in words is "three million, eight hundred nine thousand, four hundred twenty-four".