509102 has 16 divisors (see below), whose sum is σ = 847152. Its totient is φ = 227520.

The previous prime is 509101. The next prime is 509123. The reversal of 509102 is 201905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1448 + ... + 1764.

It is an arithmetic number, because the mean of its divisors is an integer number (52947).

2⁵⁰⁹¹⁰² is an apocalyptic number.

509102 is a deficient number, since it is larger than the sum of its proper divisors (338050).

509102 is a wasteful number, since it uses less digits than its factorization.

509102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 509102 is about 713.5138400900. The cubic root of 509102 is about 79.8487768245.

The spelling of 509102 in words is "five hundred nine thousand, one hundred two".