509842232 has 8 divisors (see below), whose sum is σ = 955954200. Its totient is φ = 254921112.

The previous prime is 509842231. The next prime is 509842241. The reversal of 509842232 is 232248905.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 509842192 and 509842201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509842231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31865132 + ... + 31865147.

It is an arithmetic number, because the mean of its divisors is an integer number (119494275).

Almost surely, 2^509842232 is an apocalyptic number.

It is an amenable number.

509842232 is a deficient number, since it is larger than the sum of its proper divisors (446111968).

509842232 is a wasteful number, since it uses less digits than its factorization.

509842232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63730285 (or 63730281 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 509842232 is about 22579.6862688568. The cubic root of 509842232 is about 798.8745800298.

The spelling of 509842232 in words is "five hundred nine million, eight hundred forty-two thousand, two hundred thirty-two".