13349250 has 96 divisors (see below), whose sum is σ = 38329200. Its totient is φ = 3340800.

The previous prime is 13349249. The next prime is 13349257. The reversal of 13349250 is 5294331.

It can be written as a sum of positive squares in 8 ways, for example, as 2518569 + 10830681 = 1587^2 + 3291^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13349257) 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 47 ways as a sum of consecutive naturals, for example, 38076 + ... + 38424.

Almost surely, 2^13349250 is an apocalyptic number.

13349250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13349250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19164600).

13349250 is an abundant number, since it is smaller than the sum of its proper divisors (24979950).

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

13349250 is a wasteful number, since it uses less digits than its factorization.

13349250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 13349250 is about 3653.6625459941. The cubic root of 13349250 is about 237.2205392534.

The spelling of 13349250 in words is "thirteen million, three hundred forty-nine thousand, two hundred fifty".