65433263 has 4 divisors (see below), whose sum is σ = 74780880. Its totient is φ = 56085648.

The previous prime is 65433239. The next prime is 65433307. The reversal of 65433263 is 36233456.

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

It is a cyclic number.

It is not a de Polignac number, because 65433263 - 2¹² = 65429167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65433223) 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, 4673798 + ... + 4673811.

It is an arithmetic number, because the mean of its divisors is an integer number (18695220).

Almost surely, 2^65433263 is an apocalyptic number.

65433263 is a deficient number, since it is larger than the sum of its proper divisors (9347617).

65433263 is an equidigital number, since it uses as much as digits as its factorization.

65433263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9347616.

The product of its digits is 38880, while the sum is 32.

The square root of 65433263 is about 8089.0829517319. The cubic root of 65433263 is about 402.9639478696.

The spelling of 65433263 in words is "sixty-five million, four hundred thirty-three thousand, two hundred sixty-three".