513773228 has 12 divisors (see below), whose sum is σ = 899724672. Its totient is φ = 256709040.

The previous prime is 513773213. The next prime is 513773257. The reversal of 513773228 is 822377315.

It is a junction number, because it is equal to n+sod(n) for n = 513773191 and 513773200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37775 + ... + 49542.

It is an arithmetic number, because the mean of its divisors is an integer number (74977056).

Almost surely, 2^513773228 is an apocalyptic number.

It is an amenable number.

513773228 is a deficient number, since it is larger than the sum of its proper divisors (385951444).

513773228 is a wasteful number, since it uses less digits than its factorization.

513773228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88792 (or 88790 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 513773228 is about 22666.5663036994. The cubic root of 513773228 is about 800.9224921015.

The spelling of 513773228 in words is "five hundred thirteen million, seven hundred seventy-three thousand, two hundred twenty-eight".