13628258 has 16 divisors (see below), whose sum is σ = 23466240. Its totient is φ = 5814816.

The previous prime is 13628257. The next prime is 13628273. The reversal of 13628258 is 85282631.

It is a super-2 number, since 2×13628258² = 371458832229128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13628257) 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, 1310 + ... + 5382.

It is an arithmetic number, because the mean of its divisors is an integer number (1466640).

Almost surely, 2^13628258 is an apocalyptic number.

13628258 is a deficient number, since it is larger than the sum of its proper divisors (9837982).

13628258 is a wasteful number, since it uses less digits than its factorization.

13628258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4321.

The product of its digits is 23040, while the sum is 35.

The square root of 13628258 is about 3691.6470578862. The cubic root of 13628258 is about 238.8618448403.

The spelling of 13628258 in words is "thirteen million, six hundred twenty-eight thousand, two hundred fifty-eight".