513042632 has 16 divisors (see below), whose sum is σ = 984326640. Its totient is φ = 250555536.

The previous prime is 513042619. The next prime is 513042659. The reversal of 513042632 is 236240315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745358 + ... + 746045.

It is an arithmetic number, because the mean of its divisors is an integer number (61520415).

Almost surely, 2^513042632 is an apocalyptic number.

It is an amenable number.

513042632 is a deficient number, since it is larger than the sum of its proper divisors (471284008).

513042632 is a wasteful number, since it uses less digits than its factorization.

513042632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491452 (or 1491448 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 513042632 is about 22650.4444106512. Note that the first 4 decimals coincide. The cubic root of 513042632 is about 800.5426693043.

Adding to 513042632 its reverse (236240315), we get a palindrome (749282947).

The spelling of 513042632 in words is "five hundred thirteen million, forty-two thousand, six hundred thirty-two".