13058550 has 96 divisors (see below), whose sum is σ = 38167200. Its totient is φ = 3271680.

The previous prime is 13058543. The next prime is 13058557. The reversal of 13058550 is 5585031.

13058550 is a `hidden beast` number, since 1 + 30 + 585 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (13058543) and next prime (13058557).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13058557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22666 + ... + 23234.

It is an arithmetic number, because the mean of its divisors is an integer number (397575).

Almost surely, 2^13058550 is an apocalyptic number.

13058550 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 13058550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19083600).

13058550 is an abundant number, since it is smaller than the sum of its proper divisors (25108650).

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

13058550 is a wasteful number, since it uses less digits than its factorization.

13058550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 596 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 13058550 is about 3613.6615779566. The cubic root of 13058550 is about 235.4859417954.

The spelling of 13058550 in words is "thirteen million, fifty-eight thousand, five hundred fifty".