13040562 has 16 divisors (see below), whose sum is σ = 26121312. Its totient is φ = 4340160.

The previous prime is 13040561. The next prime is 13040603. The reversal of 13040562 is 26504031.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13040561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4053 + ... + 6519.

It is an arithmetic number, because the mean of its divisors is an integer number (1632582).

Almost surely, 2^13040562 is an apocalyptic number.

13040562 is an abundant number, since it is smaller than the sum of its proper divisors (13080750).

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

13040562 is a wasteful number, since it uses less digits than its factorization.

13040562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 13040562 is about 3611.1718319681. The cubic root of 13040562 is about 235.3777657323.

Adding to 13040562 its reverse (26504031), we get a palindrome (39544593).

The spelling of 13040562 in words is "thirteen million, forty thousand, five hundred sixty-two".