275333828 has 48 divisors (see below), whose sum is σ = 626863104. Its totient is φ = 102606240.

The previous prime is 275333783. The next prime is 275333843. The reversal of 275333828 is 828333572.

It is a super-2 number, since 2×275333828² = 151617433682267168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12350 + ... + 26517.

It is an arithmetic number, because the mean of its divisors is an integer number (13059648).

Almost surely, 2^275333828 is an apocalyptic number.

275333828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

275333828 is an abundant number, since it is smaller than the sum of its proper divisors (351529276).

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

275333828 is a wasteful number, since it uses less digits than its factorization.

275333828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38912 (or 38910 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 275333828 is about 16593.1861919283. The cubic root of 275333828 is about 650.5587526838.

The spelling of 275333828 in words is "two hundred seventy-five million, three hundred thirty-three thousand, eight hundred twenty-eight".