272222000 has 40 divisors (see below), whose sum is σ = 658237632. Its totient is φ = 108888000.

The previous prime is 272221993. The next prime is 272222021. The reversal of 272222000 is 222272.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 272222000.

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, 66056 + ... + 70055.

Almost surely, 2^272222000 is an apocalyptic number.

272222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272222000 is an abundant number, since it is smaller than the sum of its proper divisors (386015632).

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

272222000 is a wasteful number, since it uses less digits than its factorization.

272222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136134 (or 136118 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 272222000 is about 16499.1514933344. The cubic root of 272222000 is about 648.0985853157.

Adding to 272222000 its reverse (222272), we get a palindrome (272444272).

The spelling of 272222000 in words is "two hundred seventy-two million, two hundred twenty-two thousand".