3979251 has 6 divisors (see below), whose sum is σ = 5747820. Its totient is φ = 2652828.

The previous prime is 3979247. The next prime is 3979259. The reversal of 3979251 is 1529793.

It is not a de Polignac number, because 3979251 - 2² = 3979247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3979259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221061 + ... + 221078.

It is an arithmetic number, because the mean of its divisors is an integer number (957970).

Almost surely, 2^3979251 is an apocalyptic number.

3979251 is a deficient number, since it is larger than the sum of its proper divisors (1768569).

3979251 is a wasteful number, since it uses less digits than its factorization.

3979251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442145 (or 442142 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 3979251 is about 1994.8060056056. The cubic root of 3979251 is about 158.4651543642.

The spelling of 3979251 in words is "three million, nine hundred seventy-nine thousand, two hundred fifty-one".