601994 has 4 divisors (see below), whose sum is σ = 902994. Its totient is φ = 300996.
The previous prime is 601981. The next prime is 602029. The reversal of 601994 is 499106.
601994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 600625 + 1369 = 775^2 + 37^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150497 + ... + 150500.
2601994 is an apocalyptic number.
601994 is a deficient number, since it is larger than the sum of its proper divisors (301000).
601994 is a wasteful number, since it uses less digits than its factorization.
601994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 300999.
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 601994 is about 775.8827230967. The cubic root of 601994 is about 84.4365968136.
The spelling of 601994 in words is "six hundred one thousand, nine hundred ninety-four".
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