472932839 has 2 divisors, whose sum is σ = 472932840. Its totient is φ = 472932838.

The previous prime is 472932829. The next prime is 472932851. The reversal of 472932839 is 938239274.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472932839 is a prime.

It is a Chen prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 472932793 and 472932802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472932829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236466419 + 236466420.

It is an arithmetic number, because the mean of its divisors is an integer number (236466420).

Almost surely, 2^472932839 is an apocalyptic number.

472932839 is a deficient number, since it is larger than the sum of its proper divisors (1).

472932839 is an equidigital number, since it uses as much as digits as its factorization.

472932839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The square root of 472932839 is about 21747.0190830835. The cubic root of 472932839 is about 779.1118748562. Note that the first 3 decimals are identical.

The spelling of 472932839 in words is "four hundred seventy-two million, nine hundred thirty-two thousand, eight hundred thirty-nine".