509595342 has 32 divisors (see below), whose sum is σ = 1038683520. Its totient is φ = 166631520.

The previous prime is 509595341. The next prime is 509595343. The reversal of 509595342 is 243595905.

It is an interprime number because it is at equal distance from previous prime (509595341) and next prime (509595343).

It is a junction number, because it is equal to n+sod(n) for n = 509595294 and 509595303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509595341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151693 + ... + 155015.

It is an arithmetic number, because the mean of its divisors is an integer number (32458860).

Almost surely, 2^509595342 is an apocalyptic number.

509595342 is an abundant number, since it is smaller than the sum of its proper divisors (529088178).

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

509595342 is a wasteful number, since it uses less digits than its factorization.

509595342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808.

The product of its (nonzero) digits is 243000, while the sum is 42.

The square root of 509595342 is about 22574.2185246799. The cubic root of 509595342 is about 798.7456081126.

The spelling of 509595342 in words is "five hundred nine million, five hundred ninety-five thousand, three hundred forty-two".