943642 has 12 divisors (see below), whose sum is σ = 1646730. Its totient is φ = 404376.

The previous prime is 943637. The next prime is 943651. The reversal of 943642 is 246349.

943642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 519841 + 423801 = 721^2 + 651^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 943642.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4717 + ... + 4912.

2⁹⁴³⁶⁴² is an apocalyptic number.

943642 is a deficient number, since it is larger than the sum of its proper divisors (703088).

943642 is a wasteful number, since it uses less digits than its factorization.

943642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9645 (or 9638 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 943642 is about 971.4123738145. The cubic root of 943642 is about 98.0849603366.

The spelling of 943642 in words is "nine hundred forty-three thousand, six hundred forty-two".