13522090 has 8 divisors (see below), whose sum is σ = 24339780. Its totient is φ = 5408832.

The previous prime is 13522079. The next prime is 13522133. The reversal of 13522090 is 9022531.

13522090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11771761 + 1750329 = 3431^2 + 1323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676095 + ... + 676114.

Almost surely, 2^13522090 is an apocalyptic number.

13522090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13522090 is a deficient number, since it is larger than the sum of its proper divisors (10817690).

13522090 is a wasteful number, since it uses less digits than its factorization.

13522090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352216.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 13522090 is about 3677.2394537207. The cubic root of 13522090 is about 238.2399599458.

The spelling of 13522090 in words is "thirteen million, five hundred twenty-two thousand, ninety".