3996147 has 16 divisors (see below), whose sum is σ = 5570208. Its totient is φ = 2545920.

The previous prime is 3996131. The next prime is 3996149. The reversal of 3996147 is 7416993.

It is not a de Polignac number, because 3996147 - 2⁴ = 3996131 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (3996149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6213 + ... + 6825.

It is an arithmetic number, because the mean of its divisors is an integer number (348138).

Almost surely, 2^3996147 is an apocalyptic number.

3996147 is a deficient number, since it is larger than the sum of its proper divisors (1574061).

3996147 is a wasteful number, since it uses less digits than its factorization.

3996147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710.

The product of its digits is 40824, while the sum is 39.

The square root of 3996147 is about 1999.0365179256. The cubic root of 3996147 is about 158.6891200207.

The spelling of 3996147 in words is "three million, nine hundred ninety-six thousand, one hundred forty-seven".