505998130 has 16 divisors (see below), whose sum is σ = 993596544. Its totient is φ = 183999280.

The previous prime is 505998121. The next prime is 505998161. The reversal of 505998130 is 31899505.

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, 2299882 + ... + 2300101.

It is an arithmetic number, because the mean of its divisors is an integer number (62099784).

Almost surely, 2^505998130 is an apocalyptic number.

505998130 is a deficient number, since it is larger than the sum of its proper divisors (487598414).

505998130 is a wasteful number, since it uses less digits than its factorization.

505998130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600001.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 505998130 is about 22494.4021925456. The cubic root of 505998130 is about 796.8617312259.

The spelling of 505998130 in words is "five hundred five million, nine hundred ninety-eight thousand, one hundred thirty".