509234797 has 4 divisors (see below), whose sum is σ = 515370240. Its totient is φ = 503099356.

The previous prime is 509234783. The next prime is 509234807. The reversal of 509234797 is 797432905.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 509234797 - 2¹¹ = 509232749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509234197) 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, 3067597 + ... + 3067762.

It is an arithmetic number, because the mean of its divisors is an integer number (128842560).

Almost surely, 2^509234797 is an apocalyptic number.

It is an amenable number.

509234797 is a deficient number, since it is larger than the sum of its proper divisors (6135443).

509234797 is an equidigital number, since it uses as much as digits as its factorization.

509234797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6135442.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 509234797 is about 22566.2313424284. The cubic root of 509234797 is about 798.5571895410.

The spelling of 509234797 in words is "five hundred nine million, two hundred thirty-four thousand, seven hundred ninety-seven".