475661472 has 96 divisors (see below), whose sum is σ = 1466942400. Its totient is φ = 133048320.

The previous prime is 475661471. The next prime is 475661477. The reversal of 475661472 is 274166574.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (475661471) 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, 3597 + ... + 31052.

It is an arithmetic number, because the mean of its divisors is an integer number (15280650).

Almost surely, 2^475661472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475661472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733471200).

475661472 is an abundant number, since it is smaller than the sum of its proper divisors (991280928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475661472 is a wasteful number, since it uses less digits than its factorization.

475661472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34686 (or 34678 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 475661472 is about 21809.6646466652. The cubic root of 475661472 is about 780.6073901472.

The spelling of 475661472 in words is "four hundred seventy-five million, six hundred sixty-one thousand, four hundred seventy-two".