65564333 has 8 divisors (see below), whose sum is σ = 67462008. Its totient is φ = 63673344.

The previous prime is 65564297. The next prime is 65564377. The reversal of 65564333 is 33346556.

It can be written as a sum of positive squares in 4 ways, for example, as 7606564 + 57957769 = 2758^2 + 7613^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 65564333 - 2⁸ = 65564077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65564293 and 65564302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65560333) 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, 23585 + ... + 26217.

It is an arithmetic number, because the mean of its divisors is an integer number (8432751).

Almost surely, 2^65564333 is an apocalyptic number.

It is an amenable number.

65564333 is a deficient number, since it is larger than the sum of its proper divisors (1897675).

65564333 is a wasteful number, since it uses less digits than its factorization.

65564333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343.

The product of its digits is 97200, while the sum is 35.

The square root of 65564333 is about 8097.1805586883. The cubic root of 65564333 is about 403.2328287398.

The spelling of 65564333 in words is "sixty-five million, five hundred sixty-four thousand, three hundred thirty-three".