3907842 has 16 divisors (see below), whose sum is σ = 7933152. Its totient is φ = 1283040.

The previous prime is 3907831. The next prime is 3907847. The reversal of 3907842 is 2487093.

It is not an unprimeable number, because it can be changed into a prime (3907847) 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, 4459 + ... + 5262.

It is an arithmetic number, because the mean of its divisors is an integer number (495822).

Almost surely, 2^3907842 is an apocalyptic number.

3907842 is an abundant number, since it is smaller than the sum of its proper divisors (4025310).

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

3907842 is a wasteful number, since it uses less digits than its factorization.

3907842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9793.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 3907842 is about 1976.8262442612. The cubic root of 3907842 is about 157.5115234703.

The spelling of 3907842 in words is "three million, nine hundred seven thousand, eight hundred forty-two".