475821792 has 144 divisors (see below), whose sum is σ = 1461227040. Its totient is φ = 146420736.

The previous prime is 475821791. The next prime is 475821793. The reversal of 475821792 is 297128574.

It is a happy number.

475821792 is a `hidden beast` number, since 475 + 8 + 2 + 179 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (475821791) and next prime (475821793).

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475821791) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190858 + ... + 193334.

It is an arithmetic number, because the mean of its divisors is an integer number (10147410).

Almost surely, 2^475821792 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 475821792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (730613520).

475821792 is an abundant number, since it is smaller than the sum of its proper divisors (985405248).

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

475821792 is a wasteful number, since it uses less digits than its factorization.

475821792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545 (or 2534 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 475821792 is about 21813.3397718002. The cubic root of 475821792 is about 780.6950806068.

The spelling of 475821792 in words is "four hundred seventy-five million, eight hundred twenty-one thousand, seven hundred ninety-two".