272396986 has 4 divisors (see below), whose sum is σ = 408595482. Its totient is φ = 136198492.

The previous prime is 272396983. The next prime is 272396987. The reversal of 272396986 is 689693272.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 146531025 + 125865961 = 12105^2 + 11219^2 .

It is not an unprimeable number, because it can be changed into a prime (272396983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68099245 + ... + 68099248.

Almost surely, 2^272396986 is an apocalyptic number.

272396986 is a deficient number, since it is larger than the sum of its proper divisors (136198496).

272396986 is a wasteful number, since it uses less digits than its factorization.

272396986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136198495.

The product of its digits is 1959552, while the sum is 52.

The square root of 272396986 is about 16504.4535201866. The cubic root of 272396986 is about 648.2374228428.

It can be divided in two parts, 27239 and 6986, that added together give a square (34225 = 185²).

The spelling of 272396986 in words is "two hundred seventy-two million, three hundred ninety-six thousand, nine hundred eighty-six".