994451 has 4 divisors (see below), whose sum is σ = 1037712. Its totient is φ = 951192.

The previous prime is 994447. The next prime is 994453. The reversal of 994451 is 154499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154499 = 43 ⋅3593.

It is a cyclic number.

It is not a de Polignac number, because 994451 - 2² = 994447 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 994451.

It is not an unprimeable number, because it can be changed into a prime (994453) 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 3 ways as a sum of consecutive naturals, for example, 21596 + ... + 21641.

It is an arithmetic number, because the mean of its divisors is an integer number (259428).

2⁹⁹⁴⁴⁵¹ is an apocalyptic number.

994451 is a deficient number, since it is larger than the sum of its proper divisors (43261).

994451 is a wasteful number, since it uses less digits than its factorization.

994451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43260.

The product of its digits is 6480, while the sum is 32.

The square root of 994451 is about 997.2216403589. The cubic root of 994451 is about 99.8146901480.

The spelling of 994451 in words is "nine hundred ninety-four thousand, four hundred fifty-one".