513422244 has 36 divisors (see below), whose sum is σ = 1303555344. Its totient is φ = 170384112.

The previous prime is 513422243. The next prime is 513422269. The reversal of 513422244 is 442224315.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (513422243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23242 + ... + 39585.

Almost surely, 2^513422244 is an apocalyptic number.

It is an amenable number.

513422244 is an abundant number, since it is smaller than the sum of its proper divisors (790133100).

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

513422244 is a wasteful number, since it uses less digits than its factorization.

513422244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63064 (or 63059 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 513422244 is about 22658.8226525563. The cubic root of 513422244 is about 800.7400672478.

Adding to 513422244 its reverse (442224315), we get a palindrome (955646559).

The spelling of 513422244 in words is "five hundred thirteen million, four hundred twenty-two thousand, two hundred forty-four".