275029056 has 63 divisors (see below), whose sum is σ = 789463623. Its totient is φ = 91543680.

The previous prime is 275029021. The next prime is 275029061. The reversal of 275029056 is 650920572.

The square root of 275029056 is 16584.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×275029056² = 151281963288502272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 275029056.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 397671 + ... + 398361.

Almost surely, 2^275029056 is an apocalyptic number.

275029056 is the 16584-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275029056

275029056 is an abundant number, since it is smaller than the sum of its proper divisors (514434567).

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

275029056 is an frugal number, since it uses more digits than its factorization.

275029056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The cubic root of 275029056 is about 650.3186256404.

Multiplying 275029056 by its sum of digits (36), we get a square (9901046016 = 99504²).

275029056 divided by its sum of digits (36) gives a square (7639696 = 2764²).

The spelling of 275029056 in words is "two hundred seventy-five million, twenty-nine thousand, fifty-six".