13427750 has 32 divisors (see below), whose sum is σ = 28731456. Its totient is φ = 4603200.

The previous prime is 13427749. The next prime is 13427753. The reversal of 13427750 is 5772431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13427753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2087 + ... + 5586.

It is an arithmetic number, because the mean of its divisors is an integer number (897858).

Almost surely, 2^13427750 is an apocalyptic number.

13427750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13427750 is an abundant number, since it is smaller than the sum of its proper divisors (15303706).

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

13427750 is an equidigital number, since it uses as much as digits as its factorization.

13427750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7697 (or 7687 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 13427750 is about 3664.3894443686. The cubic root of 13427750 is about 237.6846209903.

The spelling of 13427750 in words is "thirteen million, four hundred twenty-seven thousand, seven hundred fifty".