13773201 has 24 divisors (see below), whose sum is σ = 20353536. Its totient is φ = 8235360.

The previous prime is 13773197. The next prime is 13773203. The reversal of 13773201 is 10237731.

It is not a de Polignac number, because 13773201 - 2² = 13773197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13773203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72016 + ... + 72206.

It is an arithmetic number, because the mean of its divisors is an integer number (848064).

Almost surely, 2^13773201 is an apocalyptic number.

It is an amenable number.

13773201 is a deficient number, since it is larger than the sum of its proper divisors (6580335).

13773201 is a wasteful number, since it uses less digits than its factorization.

13773201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 13773201 is about 3711.2263471796. The cubic root of 13773201 is about 239.7056634782.

The spelling of 13773201 in words is "thirteen million, seven hundred seventy-three thousand, two hundred one".