505253030 has 16 divisors (see below), whose sum is σ = 923030640. Its totient is φ = 199084512.

The previous prime is 505253017. The next prime is 505253059. The reversal of 505253030 is 30352505.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 505252987 and 505253005.

It is a congruent number.

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, 376385 + ... + 377724.

It is an arithmetic number, because the mean of its divisors is an integer number (57689415).

Almost surely, 2^505253030 is an apocalyptic number.

505253030 is a deficient number, since it is larger than the sum of its proper divisors (417777610).

505253030 is a wasteful number, since it uses less digits than its factorization.

505253030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754183.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 505253030 is about 22477.8341928220. The cubic root of 505253030 is about 796.4704034624.

The spelling of 505253030 in words is "five hundred five million, two hundred fifty-three thousand, thirty".