3423684 has 48 divisors (see below), whose sum is σ = 8963136. Its totient is φ = 1008000.

The previous prime is 3423683. The next prime is 3423697. The reversal of 3423684 is 4863243.

3423684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3423684² = 23443224263712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3423683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4534 + ... + 5234.

It is an arithmetic number, because the mean of its divisors is an integer number (186732).

Almost surely, 2^3423684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3423684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4481568).

3423684 is an abundant number, since it is smaller than the sum of its proper divisors (5539452).

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

3423684 is a wasteful number, since it uses less digits than its factorization.

3423684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756 (or 754 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 3423684 is about 1850.3199723291. The cubic root of 3423684 is about 150.7178040146.

The spelling of 3423684 in words is "three million, four hundred twenty-three thousand, six hundred eighty-four".