66536234 has 4 divisors (see below), whose sum is σ = 99804354. Its totient is φ = 33268116.

The previous prime is 66536227. The next prime is 66536243. The reversal of 66536234 is 43263566.

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., 56957209 + 9579025 = 7547^2 + 3095^2 .

It is a junction number, because it is equal to n+sod(n) for n = 66536194 and 66536203.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16634057 + ... + 16634060.

Almost surely, 2^66536234 is an apocalyptic number.

66536234 is a deficient number, since it is larger than the sum of its proper divisors (33268120).

66536234 is a wasteful number, since it uses less digits than its factorization.

66536234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33268119.

The product of its digits is 77760, while the sum is 35.

The square root of 66536234 is about 8156.9745616865. The cubic root of 66536234 is about 405.2155211178.

The spelling of 66536234 in words is "sixty-six million, five hundred thirty-six thousand, two hundred thirty-four".