475550444 has 12 divisors (see below), whose sum is σ = 832452600. Its totient is φ = 237706848.

The previous prime is 475550441. The next prime is 475550483. The reversal of 475550444 is 444055574.

It is a happy number.

It is a super-2 number, since 2×475550444² = 452296449577194272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 475550398 and 475550407.

It is not an unprimeable number, because it can be changed into a prime (475550441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587 + ... + 30845.

It is an arithmetic number, because the mean of its divisors is an integer number (69371050).

Almost surely, 2^475550444 is an apocalyptic number.

It is an amenable number.

475550444 is a deficient number, since it is larger than the sum of its proper divisors (356902156).

475550444 is a wasteful number, since it uses less digits than its factorization.

475550444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34192 (or 34190 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 38.

The square root of 475550444 is about 21807.1191128035. The cubic root of 475550444 is about 780.5466494547.

The spelling of 475550444 in words is "four hundred seventy-five million, five hundred fifty thousand, four hundred forty-four".