65023266 has 96 divisors (see below), whose sum is σ = 172588032. Its totient is φ = 15863040.

The previous prime is 65023243. The next prime is 65023297. The reversal of 65023266 is 66232056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133275 + ... + 133761.

It is an arithmetic number, because the mean of its divisors is an integer number (1797792).

Almost surely, 2^65023266 is an apocalyptic number.

65023266 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 65023266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86294016).

65023266 is an abundant number, since it is smaller than the sum of its proper divisors (107564766).

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

65023266 is a wasteful number, since it uses less digits than its factorization.

65023266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 65023266 is about 8063.7005152721. The cubic root of 65023266 is about 402.1205425494.

The spelling of 65023266 in words is "sixty-five million, twenty-three thousand, two hundred sixty-six".