513322430 has 32 divisors (see below), whose sum is σ = 973879200. Its totient is φ = 194268672.

The previous prime is 513322427. The next prime is 513322451. The reversal of 513322430 is 34223315.

It is a super-2 number, since 2×513322430² = 526999834282209800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 513322396 and 513322405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213314 + ... + 215706.

It is an arithmetic number, because the mean of its divisors is an integer number (30433725).

Almost surely, 2^513322430 is an apocalyptic number.

513322430 is a deficient number, since it is larger than the sum of its proper divisors (460556770).

513322430 is a wasteful number, since it uses less digits than its factorization.

513322430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 513322430 is about 22656.6200038752. The cubic root of 513322430 is about 800.6881734768.

Adding to 513322430 its reverse (34223315), we get a palindrome (547545745).

The spelling of 513322430 in words is "five hundred thirteen million, three hundred twenty-two thousand, four hundred thirty".