253243876 has 6 divisors (see below), whose sum is σ = 443176790. Its totient is φ = 126621936.

The previous prime is 253243847. The next prime is 253243877. The reversal of 253243876 is 678342352.

It can be written as a sum of positive squares in only one way, i.e., 161544100 + 91699776 = 12710^2 + 9576^2 .

It is not an unprimeable number, because it can be changed into a prime (253243877) 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 as a sum of consecutive naturals, namely, 31655481 + ... + 31655488.

Almost surely, 2^253243876 is an apocalyptic number.

It is an amenable number.

253243876 is a deficient number, since it is larger than the sum of its proper divisors (189932914).

253243876 is a wasteful number, since it uses less digits than its factorization.

253243876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63310973 (or 63310971 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 253243876 is about 15913.6380504271. The cubic root of 253243876 is about 632.6735095539.

The spelling of 253243876 in words is "two hundred fifty-three million, two hundred forty-three thousand, eight hundred seventy-six".