272280066 has 16 divisors (see below), whose sum is σ = 545858688. Its totient is φ = 90543600.

The previous prime is 272280059. The next prime is 272280083. The reversal of 272280066 is 660082272.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51370 + ... + 56421.

It is an arithmetic number, because the mean of its divisors is an integer number (34116168).

Almost surely, 2^272280066 is an apocalyptic number.

272280066 is an abundant number, since it is smaller than the sum of its proper divisors (273578622).

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

272280066 is a wasteful number, since it uses less digits than its factorization.

272280066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108217.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 272280066 is about 16500.9110657563. The cubic root of 272280066 is about 648.1446626803.

The spelling of 272280066 in words is "two hundred seventy-two million, two hundred eighty thousand, sixty-six".