65355233 has 4 divisors (see below), whose sum is σ = 65376960. Its totient is φ = 65333508.

The previous prime is 65355229. The next prime is 65355289. The reversal of 65355233 is 33255356.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65355233 - 2² = 65355229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65355233.

It is not an unprimeable number, because it can be changed into a prime (65355203) 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, 5453 + ... + 12666.

It is an arithmetic number, because the mean of its divisors is an integer number (16344240).

Almost surely, 2^65355233 is an apocalyptic number.

It is an amenable number.

65355233 is a deficient number, since it is larger than the sum of its proper divisors (21727).

65355233 is a wasteful number, since it uses less digits than its factorization.

65355233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21726.

The product of its digits is 40500, while the sum is 32.

The square root of 65355233 is about 8084.2583456988. The cubic root of 65355233 is about 402.8037042741.

The spelling of 65355233 in words is "sixty-five million, three hundred fifty-five thousand, two hundred thirty-three".