3423784 has 32 divisors (see below), whose sum is σ = 7902720. Its totient is φ = 1354176.

The previous prime is 3423751. The next prime is 3423811. The reversal of 3423784 is 4873243.

It is a happy number.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624 + ... + 3079.

It is an arithmetic number, because the mean of its divisors is an integer number (246960).

Almost surely, 2^3423784 is an apocalyptic number.

It is an amenable number.

3423784 is an abundant number, since it is smaller than the sum of its proper divisors (4478936).

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

3423784 is a wasteful number, since it uses less digits than its factorization.

3423784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729 (or 4725 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 3423784 is about 1850.3469944851. The cubic root of 3423784 is about 150.7192714041.

The spelling of 3423784 in words is "three million, four hundred twenty-three thousand, seven hundred eighty-four".