3987342 has 24 divisors (see below), whose sum is σ = 8874216. Its totient is φ = 1292976.

The previous prime is 3987323. The next prime is 3987353. The reversal of 3987342 is 2437893.

It is a junction number, because it is equal to n+sod(n) for n = 3987297 and 3987306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2328 + ... + 3659.

It is an arithmetic number, because the mean of its divisors is an integer number (369759).

Almost surely, 2^3987342 is an apocalyptic number.

3987342 is an abundant number, since it is smaller than the sum of its proper divisors (4886874).

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

3987342 is a wasteful number, since it uses less digits than its factorization.

3987342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6032 (or 6029 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 3987342 is about 1996.8329925159. The cubic root of 3987342 is about 158.5724839055.

The spelling of 3987342 in words is "three million, nine hundred eighty-seven thousand, three hundred forty-two".