13533790 has 16 divisors (see below), whose sum is σ = 24504768. Its totient is φ = 5381536.

The previous prime is 13533781. The next prime is 13533797. The reversal of 13533790 is 9733531.

13533790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13533797) 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, 2182 + ... + 5641.

It is an arithmetic number, because the mean of its divisors is an integer number (1531548).

Almost surely, 2^13533790 is an apocalyptic number.

13533790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13533790 is a deficient number, since it is larger than the sum of its proper divisors (10970978).

13533790 is a wasteful number, since it uses less digits than its factorization.

13533790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8003.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 13533790 is about 3678.8299770443. The cubic root of 13533790 is about 238.3086525809.

The spelling of 13533790 in words is "thirteen million, five hundred thirty-three thousand, seven hundred ninety".