3784432 has 10 divisors (see below), whose sum is σ = 7332368. Its totient is φ = 1892208.

The previous prime is 3784427. The next prime is 3784433. The reversal of 3784432 is 2344873.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3784394 and 3784403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3784433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118248 + ... + 118279.

Almost surely, 2^3784432 is an apocalyptic number.

It is an amenable number.

3784432 is a deficient number, since it is larger than the sum of its proper divisors (3547936).

3784432 is a wasteful number, since it uses less digits than its factorization.

3784432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236535 (or 236529 counting only the distinct ones).

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

The square root of 3784432 is about 1945.3616630334. The cubic root of 3784432 is about 155.8356805834.

The spelling of 3784432 in words is "three million, seven hundred eighty-four thousand, four hundred thirty-two".