3947482 has 16 divisors (see below), whose sum is σ = 7382592. Its totient is φ = 1537920.

The previous prime is 3947479. The next prime is 3947491. The reversal of 3947482 is 2847493.

It is a happy number.

It is a super-2 number, since 2×3947482² = 31165228280648, which contains 22 as substring.

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, 12663 + ... + 12970.

It is an arithmetic number, because the mean of its divisors is an integer number (461412).

Almost surely, 2^3947482 is an apocalyptic number.

3947482 is a deficient number, since it is larger than the sum of its proper divisors (3435110).

3947482 is a wasteful number, since it uses less digits than its factorization.

3947482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25653.

The product of its digits is 48384, while the sum is 37.

The square root of 3947482 is about 1986.8271188002. The cubic root of 3947482 is about 158.0423162841.

The spelling of 3947482 in words is "three million, nine hundred forty-seven thousand, four hundred eighty-two".