272071998 has 24 divisors (see below), whose sum is σ = 643079736. Its totient is φ = 82446000.

The previous prime is 272071979. The next prime is 272072033. The reversal of 272071998 is 899170272.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 686853 + ... + 687248.

It is an arithmetic number, because the mean of its divisors is an integer number (26794989).

Almost surely, 2^272071998 is an apocalyptic number.

272071998 is an abundant number, since it is smaller than the sum of its proper divisors (371007738).

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

272071998 is a wasteful number, since it uses less digits than its factorization.

272071998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374120 (or 1374117 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The square root of 272071998 is about 16494.6051180378. The cubic root of 272071998 is about 647.9795232441.

The spelling of 272071998 in words is "two hundred seventy-two million, seventy-one thousand, nine hundred ninety-eight".