471994 has 4 divisors (see below), whose sum is σ = 707994. Its totient is φ = 235996.

The previous prime is 471959. The next prime is 471997. The reversal of 471994 is 499174.

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., 471969 + 25 = 687^2 + 5^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (471997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117997 + ... + 118000.

2⁴⁷¹⁹⁹⁴ is an apocalyptic number.

471994 is a deficient number, since it is larger than the sum of its proper divisors (236000).

471994 is a wasteful number, since it uses less digits than its factorization.

471994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235999.

The product of its digits is 9072, while the sum is 34.

The square root of 471994 is about 687.0181948100. The cubic root of 471994 is about 77.8595984011.

The spelling of 471994 in words is "four hundred seventy-one thousand, nine hundred ninety-four".