994407 has 8 divisors (see below), whose sum is σ = 1338480. Its totient is φ = 656640.

The previous prime is 994393. The next prime is 994417. The reversal of 994407 is 704499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 994407 - 2⁴ = 994391 is a prime.

994407 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1194 + ... + 1847.

It is an arithmetic number, because the mean of its divisors is an integer number (167310).

2⁹⁹⁴⁴⁰⁷ is an apocalyptic number.

994407 is a deficient number, since it is larger than the sum of its proper divisors (344073).

994407 is a wasteful number, since it uses less digits than its factorization.

994407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 994407 is about 997.1995788206. The cubic root of 994407 is about 99.8132180088.

The spelling of 994407 in words is "nine hundred ninety-four thousand, four hundred seven".