517023030 has 32 divisors (see below), whose sum is σ = 1267259904. Its totient is φ = 134938976.

The previous prime is 517022999. The next prime is 517023097. The reversal of 517023030 is 30320715.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 517022988 and 517023006.

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, 181932 + ... + 184751.

It is an arithmetic number, because the mean of its divisors is an integer number (39601872).

Almost surely, 2^517023030 is an apocalyptic number.

517023030 is an abundant number, since it is smaller than the sum of its proper divisors (750236874).

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

517023030 is a wasteful number, since it uses less digits than its factorization.

517023030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366740.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 517023030 is about 22738.1404252854. The cubic root of 517023030 is about 802.6076524092.

Adding to 517023030 its reverse (30320715), we get a palindrome (547343745).

The spelling of 517023030 in words is "five hundred seventeen million, twenty-three thousand, thirty".