475563738 has 64 divisors (see below), whose sum is σ = 1057190400. Its totient is φ = 141668352.

The previous prime is 475563733. The next prime is 475563769. The reversal of 475563738 is 837365574.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (475563733) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1058938 + ... + 1059386.

It is an arithmetic number, because the mean of its divisors is an integer number (16518600).

Almost surely, 2^475563738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475563738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528595200).

475563738 is an abundant number, since it is smaller than the sum of its proper divisors (581626662).

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

475563738 is a wasteful number, since it uses less digits than its factorization.

475563738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871.

The product of its digits is 2116800, while the sum is 48.

The square root of 475563738 is about 21807.4239193904. The cubic root of 475563738 is about 780.5539227738.

The spelling of 475563738 in words is "four hundred seventy-five million, five hundred sixty-three thousand, seven hundred thirty-eight".