13228035 has 32 divisors (see below), whose sum is σ = 21978432. Its totient is φ = 6789120.

The previous prime is 13228021. The next prime is 13228037. The reversal of 13228035 is 53082231.

It is not a de Polignac number, because 13228035 - 2⁵ = 13228003 is a prime.

It is a super-2 number, since 2×13228035² = 349961819922450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13227996 and 13228014.

It is not an unprimeable number, because it can be changed into a prime (13228037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84177 + ... + 84333.

It is an arithmetic number, because the mean of its divisors is an integer number (686826).

Almost surely, 2^13228035 is an apocalyptic number.

13228035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13228035 is a deficient number, since it is larger than the sum of its proper divisors (8750397).

13228035 is a wasteful number, since it uses less digits than its factorization.

13228035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 13228035 is about 3637.0365684167. The cubic root of 13228035 is about 236.5003449108.

The spelling of 13228035 in words is "thirteen million, two hundred twenty-eight thousand, thirty-five".