663272 has 16 divisors (see below), whose sum is σ = 1317060. Its totient is φ = 312064.

The previous prime is 663269. The next prime is 663281. The reversal of 663272 is 272366.

663272 = T₂₂₃ + T₂₂₄ + ... + T₂₄₆.

663272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 662596 + 676 = 814^2 + 26^2 .

It is a d-powerful number, because it can be written as 6 + 6⁴ + 2¹⁷ + 3⁸ + 7² + 2¹⁹ .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 663272.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2303 + ... + 2574.

2⁶⁶³²⁷² is an apocalyptic number.

It is an amenable number.

663272 is a deficient number, since it is larger than the sum of its proper divisors (653788).

663272 is a wasteful number, since it uses less digits than its factorization.

663272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900 (or 4896 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 663272 is about 814.4151275609. The cubic root of 663272 is about 87.2095183617.

The spelling of 663272 in words is "six hundred sixty-three thousand, two hundred seventy-two".