513528242 has 8 divisors (see below), whose sum is σ = 770487600. Its totient is φ = 256699044.

The previous prime is 513528229. The next prime is 513528283. The reversal of 513528242 is 242825315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×513528242² = 527422510663221128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 513528199 and 513528208.

It is an unprimeable number.

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, 21992 + ... + 38867.

It is an arithmetic number, because the mean of its divisors is an integer number (96310950).

Almost surely, 2^513528242 is an apocalyptic number.

513528242 is a deficient number, since it is larger than the sum of its proper divisors (256959358).

513528242 is a wasteful number, since it uses less digits than its factorization.

513528242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65080.

The product of its digits is 19200, while the sum is 32.

The square root of 513528242 is about 22661.1615324546. The cubic root of 513528242 is about 800.7951687465.

The spelling of 513528242 in words is "five hundred thirteen million, five hundred twenty-eight thousand, two hundred forty-two".