3845404 has 24 divisors (see below), whose sum is σ = 6997760. Its totient is φ = 1847664.

The previous prime is 3845389. The next prime is 3845407. The reversal of 3845404 is 4045483.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3845407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13447 + ... + 13729.

Almost surely, 2^3845404 is an apocalyptic number.

It is an amenable number.

3845404 is a deficient number, since it is larger than the sum of its proper divisors (3152356).

3845404 is a wasteful number, since it uses less digits than its factorization.

3845404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 3845404 is about 1960.9701680546. The cubic root of 3845404 is about 156.6681293561.

The spelling of 3845404 in words is "three million, eight hundred forty-five thousand, four hundred four".