13499000 has 32 divisors (see below), whose sum is σ = 31590000. Its totient is φ = 5399200.

The previous prime is 13498993. The next prime is 13499027. The reversal of 13499000 is 99431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5750 + ... + 7749.

Almost surely, 2^13499000 is an apocalyptic number.

13499000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13499000 is an abundant number, since it is smaller than the sum of its proper divisors (18091000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13499000 is a wasteful number, since it uses less digits than its factorization.

13499000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13520 (or 13506 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 13499000 is about 3674.0985288911. The cubic root of 13499000 is about 238.1042783869.

The spelling of 13499000 in words is "thirteen million, four hundred ninety-nine thousand".