13727764 has 24 divisors (see below), whose sum is σ = 24603488. Its totient is φ = 6700320.

The previous prime is 13727729. The next prime is 13727767. The reversal of 13727764 is 46772731.

It is a super-3 number, since 3×13727764³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13727767) 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, 48367 + ... + 48649.

Almost surely, 2^13727764 is an apocalyptic number.

It is an amenable number.

13727764 is a deficient number, since it is larger than the sum of its proper divisors (10875724).

13727764 is a wasteful number, since it uses less digits than its factorization.

13727764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 533 counting only the distinct ones).

The product of its digits is 49392, while the sum is 37.

The square root of 13727764 is about 3705.0997287523. The cubic root of 13727764 is about 239.4417813434.

The spelling of 13727764 in words is "thirteen million, seven hundred twenty-seven thousand, seven hundred sixty-four".