504020130 has 16 divisors (see below), whose sum is σ = 1209648384. Its totient is φ = 134405360.

The previous prime is 504020129. The next prime is 504020141. The reversal of 504020130 is 31020405.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8400306 + ... + 8400365.

It is an arithmetic number, because the mean of its divisors is an integer number (75603024).

Almost surely, 2^504020130 is an apocalyptic number.

504020130 is an abundant number, since it is smaller than the sum of its proper divisors (705628254).

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

504020130 is a wasteful number, since it uses less digits than its factorization.

504020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16800681.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 504020130 is about 22450.3926469004. The cubic root of 504020130 is about 795.8220364675.

Adding to 504020130 its reverse (31020405), we get a palindrome (535040535).

The spelling of 504020130 in words is "five hundred four million, twenty thousand, one hundred thirty".