13576 has 8 divisors (see below), whose sum is σ = 25470. Its totient is φ = 6784.

The previous prime is 13567. The next prime is 13577. The reversal of 13576 is 67531.

It can be written as a sum of positive squares in only one way, i.e., 8100 + 5476 = 90^2 + 74^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (13577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841 + ... + 856.

2¹³⁵⁷⁶ is an apocalyptic number.

It is an amenable number.

13576 is a deficient number, since it is larger than the sum of its proper divisors (11894).

13576 is a wasteful number, since it uses less digits than its factorization.

13576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703 (or 1699 counting only the distinct ones).

The product of its digits is 630, while the sum is 22.

The square root of 13576 is about 116.5160933090. The cubic root of 13576 is about 23.8556145923.

The spelling of 13576 in words is "thirteen thousand, five hundred seventy-six".