13504542 has 16 divisors (see below), whose sum is σ = 28183680. Its totient is φ = 4305752.

The previous prime is 13504541. The next prime is 13504549. The reversal of 13504542 is 24540531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13504541) 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, 48792 + ... + 49067.

It is an arithmetic number, because the mean of its divisors is an integer number (1761480).

Almost surely, 2^13504542 is an apocalyptic number.

13504542 is an abundant number, since it is smaller than the sum of its proper divisors (14679138).

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

13504542 is a wasteful number, since it uses less digits than its factorization.

13504542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97887.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 13504542 is about 3674.8526501072. The cubic root of 13504542 is about 238.1368584143.

The spelling of 13504542 in words is "thirteen million, five hundred four thousand, five hundred forty-two".