3842240 has 28 divisors (see below), whose sum is σ = 9150096. Its totient is φ = 1536768.

The previous prime is 3842231. The next prime is 3842269. The reversal of 3842240 is 422483.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5684 + ... + 6323.

Almost surely, 2^3842240 is an apocalyptic number.

It is an amenable number.

3842240 is an abundant number, since it is smaller than the sum of its proper divisors (5307856).

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

3842240 is a wasteful number, since it uses less digits than its factorization.

3842240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024 (or 12014 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 3842240 is about 1960.1632585068. The cubic root of 3842240 is about 156.6251486986.

The spelling of 3842240 in words is "three million, eight hundred forty-two thousand, two hundred forty".