13273472 has 16 divisors (see below), whose sum is σ = 26443500. Its totient is φ = 6636672.

The previous prime is 13273471. The next prime is 13273483. The reversal of 13273472 is 27437231.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13273471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51722 + ... + 51977.

Almost surely, 2^13273472 is an apocalyptic number.

It is an amenable number.

13273472 is a deficient number, since it is larger than the sum of its proper divisors (13170028).

13273472 is an equidigital number, since it uses as much as digits as its factorization.

13273472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103713 (or 103701 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 13273472 is about 3643.2776451981. The cubic root of 13273472 is about 236.7708206071.

The spelling of 13273472 in words is "thirteen million, two hundred seventy-three thousand, four hundred seventy-two".