13827500 has 30 divisors (see below), whose sum is σ = 30243444. Its totient is φ = 5530000.

The previous prime is 13827493. The next prime is 13827509. The reversal of 13827500 is 572831.

It is a self number, because there is not a number n which added to its sum of digits gives 13827500.

It is not an unprimeable number, because it can be changed into a prime (13827509) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 266 + ... + 5265.

Almost surely, 2^13827500 is an apocalyptic number.

13827500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13827500 is an abundant number, since it is smaller than the sum of its proper divisors (16415944).

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

13827500 is an equidigital number, since it uses as much as digits as its factorization.

13827500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555 (or 5538 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 13827500 is about 3718.5346576306. The cubic root of 13827500 is about 240.0202529205.

The spelling of 13827500 in words is "thirteen million, eight hundred twenty-seven thousand, five hundred".