3952847 has 4 divisors (see below), whose sum is σ = 3993696. Its totient is φ = 3912000.

The previous prime is 3952813. The next prime is 3952873. The reversal of 3952847 is 7482593.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7482593 = 53 ⋅141181.

It is a cyclic number.

It is not a de Polignac number, because 3952847 - 2¹⁴ = 3936463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3952847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3957847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20279 + ... + 20472.

It is an arithmetic number, because the mean of its divisors is an integer number (998424).

Almost surely, 2^3952847 is an apocalyptic number.

3952847 is a deficient number, since it is larger than the sum of its proper divisors (40849).

3952847 is an equidigital number, since it uses as much as digits as its factorization.

3952847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40848.

The product of its digits is 60480, while the sum is 38.

The square root of 3952847 is about 1988.1768030032. The cubic root of 3952847 is about 158.1138820056.

The spelling of 3952847 in words is "three million, nine hundred fifty-two thousand, eight hundred forty-seven".