272688106 has 4 divisors (see below), whose sum is σ = 409032162. Its totient is φ = 136344052.

The previous prime is 272688103. The next prime is 272688107. The reversal of 272688106 is 601886272.

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., 162333081 + 110355025 = 12741^2 + 10505^2 .

It is not an unprimeable number, because it can be changed into a prime (272688103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68172025 + ... + 68172028.

Almost surely, 2^272688106 is an apocalyptic number.

272688106 is a deficient number, since it is larger than the sum of its proper divisors (136344056).

272688106 is a wasteful number, since it uses less digits than its factorization.

272688106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136344055.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 272688106 is about 16513.2706027607. The cubic root of 272688106 is about 648.4682718113.

The spelling of 272688106 in words is "two hundred seventy-two million, six hundred eighty-eight thousand, one hundred six".