13040922 has 8 divisors (see below), whose sum is σ = 26081856. Its totient is φ = 4346972.

The previous prime is 13040917. The next prime is 13040957. The reversal of 13040922 is 22904031.

It is a sphenic number, since it is the product of 3 distinct primes.

13040922 is an admirable number.

It is a super-2 number, since 2×13040922² = 340131293220168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086738 + ... + 1086749.

It is an arithmetic number, because the mean of its divisors is an integer number (3260232).

Almost surely, 2^13040922 is an apocalyptic number.

13040922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13040922 is a wasteful number, since it uses less digits than its factorization.

13040922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173492.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 13040922 is about 3611.2216769398. The cubic root of 13040922 is about 235.3799316720.

Adding to 13040922 its reverse (22904031), we get a palindrome (35944953).

The spelling of 13040922 in words is "thirteen million, forty thousand, nine hundred twenty-two".