3947452 has 12 divisors (see below), whose sum is σ = 6929440. Its totient is φ = 1967616.

The previous prime is 3947431. The next prime is 3947453. The reversal of 3947452 is 2547493.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3947453) 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, 124 + ... + 2812.

Almost surely, 2^3947452 is an apocalyptic number.

It is an amenable number.

3947452 is a deficient number, since it is larger than the sum of its proper divisors (2981988).

3947452 is a wasteful number, since it uses less digits than its factorization.

3947452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060 (or 3058 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 3947452 is about 1986.8195690601. The cubic root of 3947452 is about 158.0419159207.

The spelling of 3947452 in words is "three million, nine hundred forty-seven thousand, four hundred fifty-two".