472328117 has 2 divisors, whose sum is σ = 472328118. Its totient is φ = 472328116.

The previous prime is 472328093. The next prime is 472328137. The reversal of 472328117 is 711823274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 387853636 + 84474481 = 19694^2 + 9191^2 .

It is a cyclic number.

It is not a de Polignac number, because 472328117 - 2⁶ = 472328053 is a prime.

It is a Chen prime.

It is equal to p_24972362 and since 472328117 and 24972362 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472328137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236164058 + 236164059.

It is an arithmetic number, because the mean of its divisors is an integer number (236164059).

Almost surely, 2^472328117 is an apocalyptic number.

It is an amenable number.

472328117 is a deficient number, since it is larger than the sum of its proper divisors (1).

472328117 is an equidigital number, since it uses as much as digits as its factorization.

472328117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816, while the sum is 35.

The square root of 472328117 is about 21733.1110750394. Note that the first 3 decimals coincide. The cubic root of 472328117 is about 778.7796592239.

The spelling of 472328117 in words is "four hundred seventy-two million, three hundred twenty-eight thousand, one hundred seventeen".