13499684 has 24 divisors (see below), whose sum is σ = 26046048. Its totient is φ = 6071040.

The previous prime is 13499677. The next prime is 13499687. The reversal of 13499684 is 48699431.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (13499687) 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, 2687 + ... + 5849.

It is an arithmetic number, because the mean of its divisors is an integer number (1085252).

Almost surely, 2^13499684 is an apocalyptic number.

It is an amenable number.

13499684 is a deficient number, since it is larger than the sum of its proper divisors (12546364).

13499684 is a wasteful number, since it uses less digits than its factorization.

13499684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275 (or 3273 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 13499684 is about 3674.1916117699. The cubic root of 13499684 is about 238.1082999336.

It can be divided in two parts, 1349 and 9684, that multiplied together give a triangular number (13063716 = T₅₁₁₁).

The spelling of 13499684 in words is "thirteen million, four hundred ninety-nine thousand, six hundred eighty-four".