13273633 has 4 divisors (see below), whose sum is σ = 13326768. Its totient is φ = 13220500.

The previous prime is 13273607. The next prime is 13273649. The reversal of 13273633 is 33637231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33637231 = 1429 ⋅23539.

It is a cyclic number.

It is not a de Polignac number, because 13273633 - 2¹⁷ = 13142561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13273033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26191 + ... + 26692.

It is an arithmetic number, because the mean of its divisors is an integer number (3331692).

Almost surely, 2^13273633 is an apocalyptic number.

It is an amenable number.

13273633 is a deficient number, since it is larger than the sum of its proper divisors (53135).

13273633 is an equidigital number, since it uses as much as digits as its factorization.

13273633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53134.

The product of its digits is 6804, while the sum is 28.

The square root of 13273633 is about 3643.2997406198. The cubic root of 13273633 is about 236.7717779037.

The spelling of 13273633 in words is "thirteen million, two hundred seventy-three thousand, six hundred thirty-three".