13305674 has 4 divisors (see below), whose sum is σ = 19958514. Its totient is φ = 6652836.

The previous prime is 13305673. The next prime is 13305697. The reversal of 13305674 is 47650331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47650331 = 109 ⋅437159.

It can be written as a sum of positive squares in only one way, i.e., 13271449 + 34225 = 3643^2 + 185^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13305671) 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 as a sum of consecutive naturals, namely, 3326417 + ... + 3326420.

Almost surely, 2^13305674 is an apocalyptic number.

13305674 is a deficient number, since it is larger than the sum of its proper divisors (6652840).

13305674 is an equidigital number, since it uses as much as digits as its factorization.

13305674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6652839.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 13305674 is about 3647.6943402648. The cubic root of 13305674 is about 236.9621379575.

The spelling of 13305674 in words is "thirteen million, three hundred five thousand, six hundred seventy-four".