3886479 has 6 divisors (see below), whose sum is σ = 5613816. Its totient is φ = 2590980.

The previous prime is 3886459. The next prime is 3886481. The reversal of 3886479 is 9746883.

It is a happy number.

It is not a de Polignac number, because 3886479 - 2⁹ = 3885967 is a prime.

3886479 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3886429) 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, 215907 + ... + 215924.

It is an arithmetic number, because the mean of its divisors is an integer number (935636).

Almost surely, 2^3886479 is an apocalyptic number.

3886479 is a deficient number, since it is larger than the sum of its proper divisors (1727337).

3886479 is a wasteful number, since it uses less digits than its factorization.

3886479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431837 (or 431834 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 3886479 is about 1971.4154813230. The cubic root of 3886479 is about 157.2239761033.

The spelling of 3886479 in words is "three million, eight hundred eighty-six thousand, four hundred seventy-nine".