994424 has 8 divisors (see below), whose sum is σ = 1864560. Its totient is φ = 497208.

The previous prime is 994417. The next prime is 994447. The reversal of 994424 is 424499.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

994424 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62144 + ... + 62159.

It is an arithmetic number, because the mean of its divisors is an integer number (233070).

2⁹⁹⁴⁴²⁴ is an apocalyptic number.

It is an amenable number.

994424 is a deficient number, since it is larger than the sum of its proper divisors (870136).

994424 is a wasteful number, since it uses less digits than its factorization.

994424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124309 (or 124305 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 994424 is about 997.2081026546. The cubic root of 994424 is about 99.8137867950.

The spelling of 994424 in words is "nine hundred ninety-four thousand, four hundred twenty-four".