509194232 has 16 divisors (see below), whose sum is σ = 956005200. Its totient is φ = 254259520.

The previous prime is 509194229. The next prime is 509194277. The reversal of 509194232 is 232491905.

It is a junction number, because it is equal to n+sod(n) for n = 509194192 and 509194201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35732 + ... + 47907.

It is an arithmetic number, because the mean of its divisors is an integer number (59750325).

Almost surely, 2^509194232 is an apocalyptic number.

It is an amenable number.

509194232 is a deficient number, since it is larger than the sum of its proper divisors (446810968).

509194232 is a wasteful number, since it uses less digits than its factorization.

509194232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84406 (or 84402 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 509194232 is about 22565.3325258016. The cubic root of 509194232 is about 798.5359849593.

The spelling of 509194232 in words is "five hundred nine million, one hundred ninety-four thousand, two hundred thirty-two".