3996263 has 4 divisors (see below), whose sum is σ = 4007520. Its totient is φ = 3985008.

The previous prime is 3996221. The next prime is 3996277. The reversal of 3996263 is 3626993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3626993 = 127 ⋅28559.

It is a cyclic number.

It is not a de Polignac number, because 3996263 - 2⁶ = 3996199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3996283) 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, 5078 + ... + 5811.

It is an arithmetic number, because the mean of its divisors is an integer number (1001880).

Almost surely, 2^3996263 is an apocalyptic number.

3996263 is a deficient number, since it is larger than the sum of its proper divisors (11257).

3996263 is a wasteful number, since it uses less digits than its factorization.

3996263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11256.

The product of its digits is 52488, while the sum is 38.

The square root of 3996263 is about 1999.0655316922. The cubic root of 3996263 is about 158.6906554797.

The spelling of 3996263 in words is "three million, nine hundred ninety-six thousand, two hundred sixty-three".