253040322 has 32 divisors (see below), whose sum is σ = 515752704. Its totient is φ = 82742400.

The previous prime is 253040317. The next prime is 253040323. The reversal of 253040322 is 223040352.

253040322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (253040323) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 190023 + ... + 191349.

It is an arithmetic number, because the mean of its divisors is an integer number (16117272).

Almost surely, 2^253040322 is an apocalyptic number.

253040322 is an abundant number, since it is smaller than the sum of its proper divisors (262712382).

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

253040322 is a wasteful number, since it uses less digits than its factorization.

253040322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 253040322 is about 15907.2411812985. The cubic root of 253040322 is about 632.5039526486.

Adding to 253040322 its reverse (223040352), we get a palindrome (476080674).

The spelling of 253040322 in words is "two hundred fifty-three million, forty thousand, three hundred twenty-two".