473840128 has 20 divisors (see below), whose sum is σ = 946755810. Its totient is φ = 236919808.

The previous prime is 473840123. The next prime is 473840137. The reversal of 473840128 is 821048374.

It can be written as a sum of positive squares in only one way, i.e., 239382784 + 234457344 = 15472^2 + 15312^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (473840123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462223 + ... + 463246.

Almost surely, 2^473840128 is an apocalyptic number.

It is an amenable number.

473840128 is a deficient number, since it is larger than the sum of its proper divisors (472915682).

473840128 is an frugal number, since it uses more digits than its factorization.

473840128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925487 (or 925471 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 473840128 is about 21767.8691653547. The cubic root of 473840128 is about 779.6097807063.

The spelling of 473840128 in words is "four hundred seventy-three million, eight hundred forty thousand, one hundred twenty-eight".