3979486 has 16 divisors (see below), whose sum is σ = 6962400. Its totient is φ = 1705200.

The previous prime is 3979463. The next prime is 3979499. The reversal of 3979486 is 6849793.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215 + ... + 3586.

It is an arithmetic number, because the mean of its divisors is an integer number (435150).

Almost surely, 2^3979486 is an apocalyptic number.

3979486 is a deficient number, since it is larger than the sum of its proper divisors (2982914).

3979486 is an equidigital number, since it uses as much as digits as its factorization.

3979486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824 (or 5810 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 3979486 is about 1994.8649077068. The cubic root of 3979486 is about 158.4682737602.

It can be divided in two parts, 3979 and 486, that added together give a triangular number (4465 = T₉₄).

The spelling of 3979486 in words is "three million, nine hundred seventy-nine thousand, four hundred eighty-six".