513226232 has 16 divisors (see below), whose sum is σ = 1004138640. Its totient is φ = 245455936.

The previous prime is 513226211. The next prime is 513226247. The reversal of 513226232 is 232622315.

It is a congruent number.

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, 1394453 + ... + 1394820.

It is an arithmetic number, because the mean of its divisors is an integer number (62758665).

Almost surely, 2^513226232 is an apocalyptic number.

It is an amenable number.

513226232 is a deficient number, since it is larger than the sum of its proper divisors (490912408).

513226232 is a wasteful number, since it uses less digits than its factorization.

513226232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789302 (or 2789298 counting only the distinct ones).

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

The square root of 513226232 is about 22654.4969487296. The cubic root of 513226232 is about 800.6381533151.

Adding to 513226232 its reverse (232622315), we get a palindrome (745848547).

The spelling of 513226232 in words is "five hundred thirteen million, two hundred twenty-six thousand, two hundred thirty-two".