13747273 has 8 divisors (see below), whose sum is σ = 13926528. Its totient is φ = 13569504.

The previous prime is 13747249. The next prime is 13747277. The reversal of 13747273 is 37274731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13747273 - 2¹³ = 13739081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13747277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43765 + ... + 44077.

It is an arithmetic number, because the mean of its divisors is an integer number (1740816).

Almost surely, 2^13747273 is an apocalyptic number.

It is an amenable number.

13747273 is a deficient number, since it is larger than the sum of its proper divisors (179255).

13747273 is a wasteful number, since it uses less digits than its factorization.

13747273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743.

The product of its digits is 24696, while the sum is 34.

The square root of 13747273 is about 3707.7315167094. The cubic root of 13747273 is about 239.5551539855. Note that the first 3 decimals are identical.

The spelling of 13747273 in words is "thirteen million, seven hundred forty-seven thousand, two hundred seventy-three".