65673274 has 4 divisors (see below), whose sum is σ = 98509914. Its totient is φ = 32836636.

The previous prime is 65673259. The next prime is 65673281. The reversal of 65673274 is 47237656.

65673274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45360225 + 20313049 = 6735^2 + 4507^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 16418317 + ... + 16418320.

Almost surely, 2^65673274 is an apocalyptic number.

65673274 is a deficient number, since it is larger than the sum of its proper divisors (32836640).

65673274 is a wasteful number, since it uses less digits than its factorization.

65673274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32836639.

The product of its digits is 211680, while the sum is 40.

The square root of 65673274 is about 8103.9048612382. The cubic root of 65673274 is about 403.4560409529.

The spelling of 65673274 in words is "sixty-five million, six hundred seventy-three thousand, two hundred seventy-four".