275253858 has 48 divisors (see below), whose sum is σ = 652519296. Its totient is φ = 83164320.

The previous prime is 275253829. The next prime is 275253859. The reversal of 275253858 is 858352572.

It is not an unprimeable number, because it can be changed into a prime (275253859) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71991 + ... + 75717.

It is an arithmetic number, because the mean of its divisors is an integer number (13594152).

Almost surely, 2^275253858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275253858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326259648).

275253858 is an abundant number, since it is smaller than the sum of its proper divisors (377265438).

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

275253858 is a wasteful number, since it uses less digits than its factorization.

275253858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4116 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 275253858 is about 16590.7762928683. The cubic root of 275253858 is about 650.4957622144.

The spelling of 275253858 in words is "two hundred seventy-five million, two hundred fifty-three thousand, eight hundred fifty-eight".