473215140 has 144 divisors (see below), whose sum is σ = 1521374400. Its totient is φ = 118727424.

The previous prime is 473215139. The next prime is 473215147. The reversal of 473215140 is 41512374.

473215140 is a `hidden beast` number, since 473 + 2 + 151 + 40 = 666.

It is not an unprimeable number, because it can be changed into a prime (473215147) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 611794 + ... + 612566.

It is an arithmetic number, because the mean of its divisors is an integer number (10565100).

Almost surely, 2^473215140 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 473215140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (760687200).

473215140 is an abundant number, since it is smaller than the sum of its proper divisors (1048159260).

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

473215140 is a wasteful number, since it uses less digits than its factorization.

473215140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 473215140 is about 21753.5086825091. The cubic root of 473215140 is about 779.2668653714.

The spelling of 473215140 in words is "four hundred seventy-three million, two hundred fifteen thousand, one hundred forty".