253012322 has 16 divisors (see below), whose sum is σ = 400099200. Its totient is φ = 119666160.

The previous prime is 253012313. The next prime is 253012337. The reversal of 253012322 is 223210352.

It is a junction number, because it is equal to n+sod(n) for n = 253012294 and 253012303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22247 + ... + 31637.

It is an arithmetic number, because the mean of its divisors is an integer number (25006200).

Almost surely, 2^253012322 is an apocalyptic number.

253012322 is a deficient number, since it is larger than the sum of its proper divisors (147086878).

253012322 is a wasteful number, since it uses less digits than its factorization.

253012322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10121.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 253012322 is about 15906.3610546221. The cubic root of 253012322 is about 632.4806220271.

Adding to 253012322 its reverse (223210352), we get a palindrome (476222674).

The spelling of 253012322 in words is "two hundred fifty-three million, twelve thousand, three hundred twenty-two".