509552942 has 8 divisors (see below), whose sum is σ = 775094832. Its totient is φ = 251188000.

The previous prime is 509552941. The next prime is 509552957. The reversal of 509552942 is 249255905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 509552942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509552941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794059 + ... + 1794342.

It is an arithmetic number, because the mean of its divisors is an integer number (96886854).

Almost surely, 2^509552942 is an apocalyptic number.

509552942 is a deficient number, since it is larger than the sum of its proper divisors (265541890).

509552942 is a wasteful number, since it uses less digits than its factorization.

509552942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588474.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 509552942 is about 22573.2793807191. The cubic root of 509552942 is about 798.7234547487.

The spelling of 509552942 in words is "five hundred nine million, five hundred fifty-two thousand, nine hundred forty-two".