66714246 has 16 divisors (see below), whose sum is σ = 148254000. Its totient is φ = 22238064.

The previous prime is 66714229. The next prime is 66714251. The reversal of 66714246 is 64241766.

It is a self number, because there is not a number n which added to its sum of digits gives 66714246.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617671 + ... + 617778.

It is an arithmetic number, because the mean of its divisors is an integer number (9265875).

Almost surely, 2^66714246 is an apocalyptic number.

66714246 is an abundant number, since it is smaller than the sum of its proper divisors (81539754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66714246 is a wasteful number, since it uses less digits than its factorization.

66714246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235460 (or 1235454 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 66714246 is about 8167.8789168302. The cubic root of 66714246 is about 405.5765724713.

The spelling of 66714246 in words is "sixty-six million, seven hundred fourteen thousand, two hundred forty-six".