473134421 has 4 divisors (see below), whose sum is σ = 473184012. Its totient is φ = 473084832.

The previous prime is 473134367. The next prime is 473134423. The reversal of 473134421 is 124431374.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 190053796 + 283080625 = 13786^2 + 16825^2 .

It is a cyclic number.

It is not a de Polignac number, because 473134421 - 2¹⁸ = 472872277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473134423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5456 + ... + 31241.

It is an arithmetic number, because the mean of its divisors is an integer number (118296003).

Almost surely, 2^473134421 is an apocalyptic number.

It is an amenable number.

473134421 is a deficient number, since it is larger than the sum of its proper divisors (49591).

473134421 is a wasteful number, since it uses less digits than its factorization.

473134421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49590.

The product of its digits is 8064, while the sum is 29.

The square root of 473134421 is about 21751.6532934855. The cubic root of 473134421 is about 779.2225548569. Note that the first 3 decimals are identical.

Adding to 473134421 its reverse (124431374), we get a palindrome (597565795).

The spelling of 473134421 in words is "four hundred seventy-three million, one hundred thirty-four thousand, four hundred twenty-one".