253928193 has 8 divisors (see below), whose sum is σ = 338653056. Its totient is φ = 169244400.

The previous prime is 253928159. The next prime is 253928203. The reversal of 253928193 is 391829352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253928193 - 2¹³ = 253920001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (253928113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9723 + ... + 24543.

It is an arithmetic number, because the mean of its divisors is an integer number (42331632).

Almost surely, 2^253928193 is an apocalyptic number.

It is an amenable number.

253928193 is a deficient number, since it is larger than the sum of its proper divisors (84724863).

253928193 is a wasteful number, since it uses less digits than its factorization.

253928193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20535.

The product of its digits is 116640, while the sum is 42.

The square root of 253928193 is about 15935.1245053184. The cubic root of 253928193 is about 633.2428683036.

The spelling of 253928193 in words is "two hundred fifty-three million, nine hundred twenty-eight thousand, one hundred ninety-three".