13043590 has 64 divisors (see below), whose sum is σ = 28957824. Its totient is φ = 4128768.

The previous prime is 13043579. The next prime is 13043593. The reversal of 13043590 is 9534031.

13043590 = 1² + 2² + ... + 339².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13043593) 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 31 ways as a sum of consecutive naturals, for example, 115374 + ... + 115486.

It is an arithmetic number, because the mean of its divisors is an integer number (452466).

Almost surely, 2^13043590 is an apocalyptic number.

13043590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13043590 is an abundant number, since it is smaller than the sum of its proper divisors (15914234).

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

13043590 is a wasteful number, since it uses less digits than its factorization.

13043590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 13043590 is about 3611.5910621221. The cubic root of 13043590 is about 235.3959824501.

The spelling of 13043590 in words is "thirteen million, forty-three thousand, five hundred ninety".