654272 has 14 divisors (see below), whose sum is σ = 1298448. Its totient is φ = 327104.

The previous prime is 654257. The next prime is 654293. The reversal of 654272 is 272456.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6³ + 5⁸ + 2¹⁰ + 4⁴ + 7 + 2¹⁸ .

It is a congruent number.

It is an unprimeable number.

654272 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 5048 + ... + 5175.

2⁶⁵⁴²⁷² is an apocalyptic number.

It is an amenable number.

654272 is a deficient number, since it is larger than the sum of its proper divisors (644176).

654272 is a wasteful number, since it uses less digits than its factorization.

654272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10235 (or 10225 counting only the distinct ones).

The product of its digits is 3360, while the sum is 26.

The square root of 654272 is about 808.8708178690. The cubic root of 654272 is about 86.8132692945.

The spelling of 654272 in words is "six hundred fifty-four thousand, two hundred seventy-two".