83896666 has 32 divisors (see below), whose sum is σ = 160306560. Its totient is φ = 32057856.

The previous prime is 83896661. The next prime is 83896691. The reversal of 83896666 is 66669838.

It is a happy number.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (83896661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4755 + ... + 13798.

It is an arithmetic number, because the mean of its divisors is an integer number (5009580).

Almost surely, 2^83896666 is an apocalyptic number.

83896666 is a deficient number, since it is larger than the sum of its proper divisors (76409894).

83896666 is a wasteful number, since it uses less digits than its factorization.

83896666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18598.

The product of its digits is 2239488, while the sum is 52.

The square root of 83896666 is about 9159.5123232626. The cubic root of 83896666 is about 437.7722556834.

The spelling of 83896666 in words is "eighty-three million, eight hundred ninety-six thousand, six hundred sixty-six".