272045169 has 32 divisors (see below), whose sum is σ = 465540480. Its totient is φ = 155174400.

The previous prime is 272045161. The next prime is 272045239. The reversal of 272045169 is 961540272.

It is not a de Polignac number, because 272045169 - 2³ = 272045161 is a prime.

It is a super-2 number, since 2×272045169² = 148017147952477122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (272045161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21892 + ... + 31989.

It is an arithmetic number, because the mean of its divisors is an integer number (14548140).

Almost surely, 2^272045169 is an apocalyptic number.

It is an amenable number.

272045169 is a deficient number, since it is larger than the sum of its proper divisors (193495311).

272045169 is a wasteful number, since it uses less digits than its factorization.

272045169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53918 (or 53912 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 272045169 is about 16493.7918320803. The cubic root of 272045169 is about 647.9582234727.

The spelling of 272045169 in words is "two hundred seventy-two million, forty-five thousand, one hundred sixty-nine".