3331946 has 4 divisors (see below), whose sum is σ = 4997922. Its totient is φ = 1665972.

The previous prime is 3331943. The next prime is 3331957. The reversal of 3331946 is 6491333.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1918225 + 1413721 = 1385^2 + 1189^2 .

It is a super-2 number, since 2×3331946² = 22203728293832, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3331943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 832985 + ... + 832988.

Almost surely, 2^3331946 is an apocalyptic number.

3331946 is a deficient number, since it is larger than the sum of its proper divisors (1665976).

3331946 is a wasteful number, since it uses less digits than its factorization.

3331946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665975.

The product of its digits is 5832, while the sum is 29.

The square root of 3331946 is about 1825.3618819292. The cubic root of 3331946 is about 149.3594313355.

The spelling of 3331946 in words is "three million, three hundred thirty-one thousand, nine hundred forty-six".