513843342 has 16 divisors (see below), whose sum is σ = 1028945280. Its totient is φ = 171071352.

The previous prime is 513843293. The next prime is 513843347. The reversal of 513843342 is 243348315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513843347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47092 + ... + 56967.

It is an arithmetic number, because the mean of its divisors is an integer number (64309080).

Almost surely, 2^513843342 is an apocalyptic number.

513843342 is an abundant number, since it is smaller than the sum of its proper divisors (515101938).

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

513843342 is a wasteful number, since it uses less digits than its factorization.

513843342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104887.

The product of its digits is 34560, while the sum is 33.

The square root of 513843342 is about 22668.1128901371. The cubic root of 513843342 is about 800.9589240798.

The spelling of 513843342 in words is "five hundred thirteen million, eight hundred forty-three thousand, three hundred forty-two".