272864 has 12 divisors (see below), whose sum is σ = 537264. Its totient is φ = 136416.

The previous prime is 272863. The next prime is 272879. The reversal of 272864 is 468272.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 272864.

It is not an unprimeable number, because it can be changed into a prime (272863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4232 + ... + 4295.

It is an arithmetic number, because the mean of its divisors is an integer number (44772).

2²⁷²⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

272864 is a deficient number, since it is larger than the sum of its proper divisors (264400).

272864 is an equidigital number, since it uses as much as digits as its factorization.

272864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8537 (or 8529 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 272864 is about 522.3638578615. The cubic root of 272864 is about 64.8607670584.

The spelling of 272864 in words is "two hundred seventy-two thousand, eight hundred sixty-four".