943642012 has 6 divisors (see below), whose sum is σ = 1651373528. Its totient is φ = 471821004.

The previous prime is 943641989. The next prime is 943642031. The reversal of 943642012 is 210246349.

It is a happy number.

It is a super-2 number, since 2×943642012² = 1780920493622816288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117955248 + ... + 117955255.

Almost surely, 2^943642012 is an apocalyptic number.

It is an amenable number.

943642012 is a deficient number, since it is larger than the sum of its proper divisors (707731516).

943642012 is a wasteful number, since it uses less digits than its factorization.

943642012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235910507 (or 235910505 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 943642012 is about 30718.7566805690. The cubic root of 943642012 is about 980.8496075239.

The spelling of 943642012 in words is "nine hundred forty-three million, six hundred forty-two thousand, twelve".