994838 has 16 divisors (see below), whose sum is σ = 1629936. Its totient is φ = 452640.

The previous prime is 994837. The next prime is 994853. The reversal of 994838 is 838499.

994838 = 112² + 113² + ... + 163².

It is a junction number, because it is equal to n+sod(n) for n = 994795 and 994804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994831) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1928 + ... + 2388.

It is an arithmetic number, because the mean of its divisors is an integer number (101871).

2⁹⁹⁴⁸³⁸ is an apocalyptic number.

994838 is a deficient number, since it is larger than the sum of its proper divisors (635098).

994838 is a wasteful number, since it uses less digits than its factorization.

994838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559.

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

The square root of 994838 is about 997.4156605949. The cubic root of 994838 is about 99.8276364120.

The spelling of 994838 in words is "nine hundred ninety-four thousand, eight hundred thirty-eight".