943988 has 6 divisors (see below), whose sum is σ = 1651986. Its totient is φ = 471992.

The previous prime is 943967. The next prime is 944003. The reversal of 943988 is 889349.

It can be written as a sum of positive squares in only one way, i.e., 478864 + 465124 = 692^2 + 682^2 .

It is a super-2 number, since 2×943988² = 1782226688288, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 943988.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117995 + ... + 118002.

It is an arithmetic number, because the mean of its divisors is an integer number (275331).

2⁹⁴³⁹⁸⁸ is an apocalyptic number.

It is an amenable number.

943988 is a deficient number, since it is larger than the sum of its proper divisors (707998).

943988 is a wasteful number, since it uses less digits than its factorization.

943988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236001 (or 235999 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 943988 is about 971.5904486974. The cubic root of 943988 is about 98.0969469619.

The spelling of 943988 in words is "nine hundred forty-three thousand, nine hundred eighty-eight".