3875240 has 32 divisors (see below), whose sum is σ = 9180000. Its totient is φ = 1468224.

The previous prime is 3875239. The next prime is 3875243. The reversal of 3875240 is 425783.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3875243) 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, 1790 + ... + 3309.

It is an arithmetic number, because the mean of its divisors is an integer number (286875).

Almost surely, 2^3875240 is an apocalyptic number.

It is an amenable number.

3875240 is an abundant number, since it is smaller than the sum of its proper divisors (5304760).

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

3875240 is a wasteful number, since it uses less digits than its factorization.

3875240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5129 (or 5125 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 3875240 is about 1968.5629276200. The cubic root of 3875240 is about 157.0722752681.

The spelling of 3875240 in words is "three million, eight hundred seventy-five thousand, two hundred forty".