13466506 has 4 divisors (see below), whose sum is σ = 20199762. Its totient is φ = 6733252.

The previous prime is 13466503. The next prime is 13466507. The reversal of 13466506 is 60566431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60566431 = 1231 ⋅49201.

It can be written as a sum of positive squares in only one way, i.e., 7241481 + 6225025 = 2691^2 + 2495^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13466503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3366625 + ... + 3366628.

Almost surely, 2^13466506 is an apocalyptic number.

13466506 is a deficient number, since it is larger than the sum of its proper divisors (6733256).

13466506 is an equidigital number, since it uses as much as digits as its factorization.

13466506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6733255.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 13466506 is about 3669.6738274675. The cubic root of 13466506 is about 237.9130746750.

The spelling of 13466506 in words is "thirteen million, four hundred sixty-six thousand, five hundred six".