272145338 has 16 divisors (see below), whose sum is σ = 440657280. Its totient is φ = 125667696.

The previous prime is 272145317. The next prime is 272145353. The reversal of 272145338 is 833541272.

It is a junction number, because it is equal to n+sod(n) for n = 272145298 and 272145307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100670 + ... + 103337.

It is an arithmetic number, because the mean of its divisors is an integer number (27541080).

Almost surely, 2^272145338 is an apocalyptic number.

272145338 is a deficient number, since it is larger than the sum of its proper divisors (168511942).

272145338 is a wasteful number, since it uses less digits than its factorization.

272145338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204061.

The product of its digits is 40320, while the sum is 35.

The square root of 272145338 is about 16496.8281193689. The cubic root of 272145338 is about 648.0377413495.

The spelling of 272145338 in words is "two hundred seventy-two million, one hundred forty-five thousand, three hundred thirty-eight".