65456233 has 4 divisors (see below), whose sum is σ = 66529348. Its totient is φ = 64383120.

The previous prime is 65456231. The next prime is 65456257. The reversal of 65456233 is 33265456.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4194304 + 61261929 = 2048^2 + 7827^2 .

It is a cyclic number.

It is not a de Polignac number, because 65456233 - 2¹ = 65456231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65456231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536466 + ... + 536587.

It is an arithmetic number, because the mean of its divisors is an integer number (16632337).

Almost surely, 2^65456233 is an apocalyptic number.

It is an amenable number.

65456233 is a deficient number, since it is larger than the sum of its proper divisors (1073115).

65456233 is a wasteful number, since it uses less digits than its factorization.

65456233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073114.

The product of its digits is 64800, while the sum is 34.

The square root of 65456233 is about 8090.5026419871. The cubic root of 65456233 is about 403.0110951388.

The spelling of 65456233 in words is "sixty-five million, four hundred fifty-six thousand, two hundred thirty-three".