473943915 has 24 divisors (see below), whose sum is σ = 843708528. Its totient is φ = 245937600.

The previous prime is 473943913. The next prime is 473943917. The reversal of 473943915 is 519349374.

473943915 is a `hidden beast` number, since 473 + 94 + 3 + 91 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (473943913) and next prime (473943917).

It is not a de Polignac number, because 473943915 - 2¹ = 473943913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (473943913) 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, 140661 + ... + 143990.

It is an arithmetic number, because the mean of its divisors is an integer number (35154522).

Almost surely, 2^473943915 is an apocalyptic number.

473943915 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

473943915 is a deficient number, since it is larger than the sum of its proper divisors (369764613).

473943915 is a wasteful number, since it uses less digits than its factorization.

473943915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284699 (or 284696 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 473943915 is about 21770.2529842903. The cubic root of 473943915 is about 779.6666968464. Note that the first 4 decimals are identical.

The spelling of 473943915 in words is "four hundred seventy-three million, nine hundred forty-three thousand, nine hundred fifteen".