13539480 has 64 divisors (see below), whose sum is σ = 43014240. Its totient is φ = 3397632.

The previous prime is 13539451. The next prime is 13539511. The reversal of 13539480 is 8493531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1279 + ... + 5358.

Almost surely, 2^13539480 is an apocalyptic number.

13539480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13539480 is an abundant number, since it is smaller than the sum of its proper divisors (29474760).

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

13539480 is a wasteful number, since it uses less digits than its factorization.

13539480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668 (or 6664 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 13539480 is about 3679.6032394811. The cubic root of 13539480 is about 238.3420452040.

The spelling of 13539480 in words is "thirteen million, five hundred thirty-nine thousand, four hundred eighty".