13409466 has 32 divisors (see below), whose sum is σ = 31482240. Its totient is φ = 3727296.

The previous prime is 13409441. The next prime is 13409491. The reversal of 13409466 is 66490431.

It is an interprime number because it is at equal distance from previous prime (13409441) and next prime (13409491).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2761 + ... + 5868.

It is an arithmetic number, because the mean of its divisors is an integer number (983820).

Almost surely, 2^13409466 is an apocalyptic number.

13409466 is an abundant number, since it is smaller than the sum of its proper divisors (18072774).

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

13409466 is a wasteful number, since it uses less digits than its factorization.

13409466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8678.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 13409466 is about 3661.8937723533. The cubic root of 13409466 is about 237.5766902843.

Adding to 13409466 its reverse (66490431), we get a palindrome (79899897).

The spelling of 13409466 in words is "thirteen million, four hundred nine thousand, four hundred sixty-six".