475547423 has 16 divisors (see below), whose sum is σ = 533887200. Its totient is φ = 420551040.

The previous prime is 475547419. The next prime is 475547431. The reversal of 475547423 is 324745574.

It is not a de Polignac number, because 475547423 - 2² = 475547419 is a prime.

It is a super-2 number, since 2×475547423² = 452290703043881858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475547453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44573 + ... + 54201.

It is an arithmetic number, because the mean of its divisors is an integer number (33367950).

Almost surely, 2^475547423 is an apocalyptic number.

475547423 is a deficient number, since it is larger than the sum of its proper divisors (58339777).

475547423 is a wasteful number, since it uses less digits than its factorization.

475547423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9802.

The product of its digits is 470400, while the sum is 41.

The square root of 475547423 is about 21807.0498463226. The cubic root of 475547423 is about 780.5449966076.

The spelling of 475547423 in words is "four hundred seventy-five million, five hundred forty-seven thousand, four hundred twenty-three".