13727732 has 6 divisors (see below), whose sum is σ = 24023538. Its totient is φ = 6863864.

The previous prime is 13727729. The next prime is 13727767. The reversal of 13727732 is 23772731.

It can be written as a sum of positive squares in only one way, i.e., 8317456 + 5410276 = 2884^2 + 2326^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715963 + ... + 1715970.

It is an arithmetic number, because the mean of its divisors is an integer number (4003923).

Almost surely, 2^13727732 is an apocalyptic number.

It is an amenable number.

13727732 is a deficient number, since it is larger than the sum of its proper divisors (10295806).

13727732 is a wasteful number, since it uses less digits than its factorization.

13727732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3431937 (or 3431935 counting only the distinct ones).

The product of its digits is 12348, while the sum is 32.

The square root of 13727732 is about 3705.0954103774. The cubic root of 13727732 is about 239.4415952936.

The spelling of 13727732 in words is "thirteen million, seven hundred twenty-seven thousand, seven hundred thirty-two".