475140444 has 24 divisors (see below), whose sum is σ = 1122696960. Its totient is φ = 156375024.

The previous prime is 475140443. The next prime is 475140469. The reversal of 475140444 is 444041574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475140443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249654 + ... + 251549.

It is an arithmetic number, because the mean of its divisors is an integer number (46779040).

Almost surely, 2^475140444 is an apocalyptic number.

It is an amenable number.

475140444 is an abundant number, since it is smaller than the sum of its proper divisors (647556516).

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

475140444 is a wasteful number, since it uses less digits than its factorization.

475140444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501289 (or 501287 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 33.

The square root of 475140444 is about 21797.7164859074. The cubic root of 475140444 is about 780.3222665703.

The spelling of 475140444 in words is "four hundred seventy-five million, one hundred forty thousand, four hundred forty-four".