472752239 has 2 divisors, whose sum is σ = 472752240. Its totient is φ = 472752238.

The previous prime is 472752199. The next prime is 472752289. The reversal of 472752239 is 932257274.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472752239 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 472752196 and 472752205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472752289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236376119 + 236376120.

It is an arithmetic number, because the mean of its divisors is an integer number (236376120).

Almost surely, 2^472752239 is an apocalyptic number.

472752239 is a deficient number, since it is larger than the sum of its proper divisors (1).

472752239 is an equidigital number, since it uses as much as digits as its factorization.

472752239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 41.

The square root of 472752239 is about 21742.8663933714. The cubic root of 472752239 is about 779.0126884548.

The spelling of 472752239 in words is "four hundred seventy-two million, seven hundred fifty-two thousand, two hundred thirty-nine".