475550000 has 60 divisors (see below), whose sum is σ = 1151770032. Its totient is φ = 190200000.

The previous prime is 475549979. The next prime is 475550003. The reversal of 475550000 is 55574.

It is a super-2 number, since 2×475550000² = 452295605000000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (475550003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45245 + ... + 54755.

Almost surely, 2^475550000 is an apocalyptic number.

475550000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575885016).

475550000 is an abundant number, since it is smaller than the sum of its proper divisors (676220032).

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

475550000 is an frugal number, since it uses more digits than its factorization.

475550000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9544 (or 9518 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 475550000 is about 21807.1089326394. The cubic root of 475550000 is about 780.5464065342.

The spelling of 475550000 in words is "four hundred seventy-five million, five hundred fifty thousand".