3979790 has 16 divisors (see below), whose sum is σ = 7214400. Its totient is φ = 1580640.

The previous prime is 3979771. The next prime is 3979837. The reversal of 3979790 is 979793.

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, 155 + ... + 2825.

It is an arithmetic number, because the mean of its divisors is an integer number (450900).

Almost surely, 2^3979790 is an apocalyptic number.

3979790 is a deficient number, since it is larger than the sum of its proper divisors (3234610).

3979790 is a wasteful number, since it uses less digits than its factorization.

3979790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 3979790 is about 1994.9411018875. The cubic root of 3979790 is about 158.4723088817.

The spelling of 3979790 in words is "three million, nine hundred seventy-nine thousand, seven hundred ninety".