3840916 has 6 divisors (see below), whose sum is σ = 6721610. Its totient is φ = 1920456.

The previous prime is 3840913. The next prime is 3840923. The reversal of 3840916 is 6190483.

It can be written as a sum of positive squares in only one way, i.e., 3802500 + 38416 = 1950^2 + 196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3840911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480111 + ... + 480118.

Almost surely, 2^3840916 is an apocalyptic number.

It is an amenable number.

3840916 is a deficient number, since it is larger than the sum of its proper divisors (2880694).

3840916 is a wasteful number, since it uses less digits than its factorization.

3840916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960233 (or 960231 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 3840916 is about 1959.8255024364. The cubic root of 3840916 is about 156.6071561108.

The spelling of 3840916 in words is "three million, eight hundred forty thousand, nine hundred sixteen".