65306066 has 16 divisors (see below), whose sum is σ = 112064256. Its totient is φ = 27960576.

The previous prime is 65306063. The next prime is 65306069. The reversal of 65306066 is 66060356.

It is an interprime number because it is at equal distance from previous prime (65306063) and next prime (65306069).

It is not an unprimeable number, because it can be changed into a prime (65306063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19250 + ... + 22386.

It is an arithmetic number, because the mean of its divisors is an integer number (7004016).

Almost surely, 2^65306066 is an apocalyptic number.

65306066 is a deficient number, since it is larger than the sum of its proper divisors (46758190).

65306066 is a wasteful number, since it uses less digits than its factorization.

65306066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 65306066 is about 8081.2168638145. The cubic root of 65306066 is about 402.7026686606.

The spelling of 65306066 in words is "sixty-five million, three hundred six thousand, sixty-six".