473223621 has 8 divisors (see below), whose sum is σ = 679500640. Its totient is φ = 291214512.

The previous prime is 473223607. The next prime is 473223631. The reversal of 473223621 is 126322374.

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

It is not a de Polignac number, because 473223621 - 2⁷ = 473223493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473223631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6066931 + ... + 6067008.

It is an arithmetic number, because the mean of its divisors is an integer number (84937580).

Almost surely, 2^473223621 is an apocalyptic number.

It is an amenable number.

473223621 is a deficient number, since it is larger than the sum of its proper divisors (206277019).

473223621 is a wasteful number, since it uses less digits than its factorization.

473223621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12133955.

The product of its digits is 12096, while the sum is 30.

The square root of 473223621 is about 21753.7036157065. The cubic root of 473223621 is about 779.2715207049.

Adding to 473223621 its reverse (126322374), we get a palindrome (599545995).

The spelling of 473223621 in words is "four hundred seventy-three million, two hundred twenty-three thousand, six hundred twenty-one".