66700498 has 8 divisors (see below), whose sum is σ = 101082492. Its totient is φ = 33006336.

The previous prime is 66700477. The next prime is 66700519. The reversal of 66700498 is 89400766.

It is an interprime number because it is at equal distance from previous prime (66700477) and next prime (66700519).

It can be written as a sum of positive squares in 2 ways, for example, as 63154809 + 3545689 = 7947^2 + 1883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 66700498.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171715 + ... + 172102.

Almost surely, 2^66700498 is an apocalyptic number.

66700498 is a deficient number, since it is larger than the sum of its proper divisors (34381994).

66700498 is a wasteful number, since it uses less digits than its factorization.

66700498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343916.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 66700498 is about 8167.0372841074. The cubic root of 66700498 is about 405.5487111068.

The spelling of 66700498 in words is "sixty-six million, seven hundred thousand, four hundred ninety-eight".