504513030 has 64 divisors (see below), whose sum is σ = 1385786880. Its totient is φ = 115152384.

The previous prime is 504513011. The next prime is 504513047. The reversal of 504513030 is 30315405.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 504512988 and 504513006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203941 + ... + 206399.

It is an arithmetic number, because the mean of its divisors is an integer number (21652920).

Almost surely, 2^504513030 is an apocalyptic number.

504513030 is an abundant number, since it is smaller than the sum of its proper divisors (881273850).

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

504513030 is a wasteful number, since it uses less digits than its factorization.

504513030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3453.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 504513030 is about 22461.3675006666. The cubic root of 504513030 is about 796.0813732540.

Adding to 504513030 its reverse (30315405), we get a palindrome (534828435).

The spelling of 504513030 in words is "five hundred four million, five hundred thirteen thousand, thirty".