509213096 has 24 divisors (see below), whose sum is σ = 1110656970. Its totient is φ = 218234016.

The previous prime is 509213093. The next prime is 509213101. The reversal of 509213096 is 690312905.

It can be written as a sum of positive squares in only one way, i.e., 282710596 + 226502500 = 16814^2 + 15050^2 .

It is not an unprimeable number, because it can be changed into a prime (509213093) 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 5 ways as a sum of consecutive naturals, for example, 649115 + ... + 649898.

Almost surely, 2^509213096 is an apocalyptic number.

509213096 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

509213096 is an abundant number, since it is smaller than the sum of its proper divisors (601443874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

509213096 is a wasteful number, since it uses less digits than its factorization.

509213096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299033 (or 1299022 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 509213096 is about 22565.7505082370. The cubic root of 509213096 is about 798.5458458963.

The spelling of 509213096 in words is "five hundred nine million, two hundred thirteen thousand, ninety-six".