472422623 has 8 divisors (see below), whose sum is σ = 497026320. Its totient is φ = 448441920.

The previous prime is 472422611. The next prime is 472422653. The reversal of 472422623 is 326224274.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472422623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 472422623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472422653) 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, 154193 + ... + 157226.

It is an arithmetic number, because the mean of its divisors is an integer number (62128290).

Almost surely, 2^472422623 is an apocalyptic number.

472422623 is a deficient number, since it is larger than the sum of its proper divisors (24603697).

472422623 is a wasteful number, since it uses less digits than its factorization.

472422623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311497.

The product of its digits is 32256, while the sum is 32.

The square root of 472422623 is about 21735.2852063183. The cubic root of 472422623 is about 778.8315965951.

Adding to 472422623 its reverse (326224274), we get a palindrome (798646897).

The spelling of 472422623 in words is "four hundred seventy-two million, four hundred twenty-two thousand, six hundred twenty-three".