272666042 has 16 divisors (see below), whose sum is σ = 446688864. Its totient is φ = 123798000.

The previous prime is 272666003. The next prime is 272666047. The reversal of 272666042 is 240666272.

It is a junction number, because it is equal to n+sod(n) for n = 272665993 and 272666011.

It is not an unprimeable number, because it can be changed into a prime (272666047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14117 + ... + 27287.

It is an arithmetic number, because the mean of its divisors is an integer number (27918054).

Almost surely, 2^272666042 is an apocalyptic number.

272666042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

272666042 is a deficient number, since it is larger than the sum of its proper divisors (174022822).

272666042 is a wasteful number, since it uses less digits than its factorization.

272666042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14125.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 272666042 is about 16512.6025204993. The cubic root of 272666042 is about 648.4507815119.

The spelling of 272666042 in words is "two hundred seventy-two million, six hundred sixty-six thousand, forty-two".