3781304 has 16 divisors (see below), whose sum is σ = 7463400. Its totient is φ = 1791072.

The previous prime is 3781303. The next prime is 3781313. The reversal of 3781304 is 4031873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3781301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12287 + ... + 12590.

Almost surely, 2^3781304 is an apocalyptic number.

It is an amenable number.

3781304 is a deficient number, since it is larger than the sum of its proper divisors (3682096).

3781304 is a wasteful number, since it uses less digits than its factorization.

3781304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24902 (or 24898 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 3781304 is about 1944.5575332193. The cubic root of 3781304 is about 155.7927337271.

The spelling of 3781304 in words is "three million, seven hundred eighty-one thousand, three hundred four".