3996274 has 8 divisors (see below), whose sum is σ = 6005340. Its totient is φ = 1994496.

The previous prime is 3996221. The next prime is 3996277. The reversal of 3996274 is 4726993.

It can be written as a sum of positive squares in 2 ways, for example, as 3265249 + 731025 = 1807^2 + 855^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3996277) 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, 139 + ... + 2830.

Almost surely, 2^3996274 is an apocalyptic number.

3996274 is a deficient number, since it is larger than the sum of its proper divisors (2009066).

3996274 is a wasteful number, since it uses less digits than its factorization.

3996274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3644.

The product of its digits is 81648, while the sum is 40.

The square root of 3996274 is about 1999.0682829758. The cubic root of 3996274 is about 158.6908010821.

The spelling of 3996274 in words is "three million, nine hundred ninety-six thousand, two hundred seventy-four".