13528554 has 32 divisors (see below), whose sum is σ = 30409344. Its totient is φ = 3981120.

The previous prime is 13528547. The next prime is 13528561. The reversal of 13528554 is 45582531.

It is an interprime number because it is at equal distance from previous prime (13528547) and next prime (13528561).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1977 + ... + 5564.

It is an arithmetic number, because the mean of its divisors is an integer number (950292).

Almost surely, 2^13528554 is an apocalyptic number.

13528554 is an abundant number, since it is smaller than the sum of its proper divisors (16880790).

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

13528554 is a wasteful number, since it uses less digits than its factorization.

13528554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7582.

The product of its digits is 24000, while the sum is 33.

The square root of 13528554 is about 3678.1182688978. The cubic root of 13528554 is about 238.2779160551.

The spelling of 13528554 in words is "thirteen million, five hundred twenty-eight thousand, five hundred fifty-four".