473741221 has 4 divisors (see below), whose sum is σ = 476388000. Its totient is φ = 471094444.

The previous prime is 473741201. The next prime is 473741239. The reversal of 473741221 is 122147374.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122147374 = 2 ⋅61073687.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-473741221 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 (473741201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1323121 + ... + 1323478.

It is an arithmetic number, because the mean of its divisors is an integer number (119097000).

Almost surely, 2^473741221 is an apocalyptic number.

It is an amenable number.

473741221 is a deficient number, since it is larger than the sum of its proper divisors (2646779).

473741221 is a wasteful number, since it uses less digits than its factorization.

473741221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2646778.

The product of its digits is 9408, while the sum is 31.

The square root of 473741221 is about 21765.5971891423. The cubic root of 473741221 is about 779.5555329929. Note that the first 4 decimals are identical.

Adding to 473741221 its reverse (122147374), we get a palindrome (595888595).

The spelling of 473741221 in words is "four hundred seventy-three million, seven hundred forty-one thousand, two hundred twenty-one".