66700334 has 4 divisors (see below), whose sum is σ = 100050504. Its totient is φ = 33350166.

The previous prime is 66700327. The next prime is 66700339. The reversal of 66700334 is 43300766.

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

It is a junction number, because it is equal to n+sod(n) for n = 66700297 and 66700306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66700339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16675082 + ... + 16675085.

It is an arithmetic number, because the mean of its divisors is an integer number (25012626).

Almost surely, 2^66700334 is an apocalyptic number.

66700334 is a deficient number, since it is larger than the sum of its proper divisors (33350170).

66700334 is a wasteful number, since it uses less digits than its factorization.

66700334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33350169.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 66700334 is about 8167.0272437405. The cubic root of 66700334 is about 405.5483787253.

The spelling of 66700334 in words is "sixty-six million, seven hundred thousand, three hundred thirty-four".