513433542 has 16 divisors (see below), whose sum is σ = 1080912960. Its totient is φ = 162136872.

The previous prime is 513433519. The next prime is 513433549. The reversal of 513433542 is 245334315.

It is a super-2 number, since 2×513433542² = 527228004101331528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513433549) 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, 2251788 + ... + 2252015.

It is an arithmetic number, because the mean of its divisors is an integer number (67557060).

Almost surely, 2^513433542 is an apocalyptic number.

513433542 is an abundant number, since it is smaller than the sum of its proper divisors (567479418).

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

513433542 is a wasteful number, since it uses less digits than its factorization.

513433542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4503827.

The product of its digits is 21600, while the sum is 30.

The square root of 513433542 is about 22659.0719580481. The cubic root of 513433542 is about 800.7459407077.

Adding to 513433542 its reverse (245334315), we get a palindrome (758767857).

The spelling of 513433542 in words is "five hundred thirteen million, four hundred thirty-three thousand, five hundred forty-two".