3979516 has 6 divisors (see below), whose sum is σ = 6964160. Its totient is φ = 1989756.

The previous prime is 3979511. The next prime is 3979517. The reversal of 3979516 is 6159793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3979511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497436 + ... + 497443.

Almost surely, 2^3979516 is an apocalyptic number.

It is an amenable number.

3979516 is a deficient number, since it is larger than the sum of its proper divisors (2984644).

3979516 is a wasteful number, since it uses less digits than its factorization.

3979516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994883 (or 994881 counting only the distinct ones).

The product of its digits is 51030, while the sum is 40.

The square root of 3979516 is about 1994.8724269988. The cubic root of 3979516 is about 158.4686719721.

The spelling of 3979516 in words is "three million, nine hundred seventy-nine thousand, five hundred sixteen".