919994 has 8 divisors (see below), whose sum is σ = 1385748. Its totient is φ = 458080.

The previous prime is 919979. The next prime is 920011. The reversal of 919994 is 499919.

919994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 877969 + 42025 = 937^2 + 205^2 .

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

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257 + ... + 1380.

2⁹¹⁹⁹⁹⁴ is an apocalyptic number.

919994 is a deficient number, since it is larger than the sum of its proper divisors (465754).

919994 is a wasteful number, since it uses less digits than its factorization.

919994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920.

The product of its digits is 26244, while the sum is 41.

The square root of 919994 is about 959.1631769412. The cubic root of 919994 is about 97.2586711891.

The spelling of 919994 in words is "nine hundred nineteen thousand, nine hundred ninety-four".