994436 has 6 divisors (see below), whose sum is σ = 1740270. Its totient is φ = 497216.

The previous prime is 994417. The next prime is 994447. The reversal of 994436 is 634499.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 988036 + 6400 = 994^2 + 80^2 .

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 994396 and 994405.

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 994436.

It is an unprimeable number.

994436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124301 + ... + 124308.

It is an arithmetic number, because the mean of its divisors is an integer number (290045).

2⁹⁹⁴⁴³⁶ is an apocalyptic number.

It is an amenable number.

994436 is a deficient number, since it is larger than the sum of its proper divisors (745834).

994436 is a wasteful number, since it uses less digits than its factorization.

994436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248613 (or 248611 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 994436 is about 997.2141194347. The cubic root of 994436 is about 99.8141882873.

The spelling of 994436 in words is "nine hundred ninety-four thousand, four hundred thirty-six".