505013630 has 16 divisors (see below), whose sum is σ = 991663344. Its totient is φ = 183641280.

The previous prime is 505013617. The next prime is 505013633. The reversal of 505013630 is 36310505.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 505013596 and 505013605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505013633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2295407 + ... + 2295626.

It is an arithmetic number, because the mean of its divisors is an integer number (61978959).

Almost surely, 2^505013630 is an apocalyptic number.

505013630 is a deficient number, since it is larger than the sum of its proper divisors (486649714).

505013630 is a wasteful number, since it uses less digits than its factorization.

505013630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4591051.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 505013630 is about 22472.5083157177. The cubic root of 505013630 is about 796.3445885231.

The spelling of 505013630 in words is "five hundred five million, thirteen thousand, six hundred thirty".