65232330 has 32 divisors (see below), whose sum is σ = 157080384. Its totient is φ = 17337216.

The previous prime is 65232329. The next prime is 65232331. The reversal of 65232330 is 3323256.

It is an interprime number because it is at equal distance from previous prime (65232329) and next prime (65232331).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 65232330.

It is not an unprimeable number, because it can be changed into a prime (65232331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5917 + ... + 12863.

It is an arithmetic number, because the mean of its divisors is an integer number (4908762).

Almost surely, 2^65232330 is an apocalyptic number.

65232330 is an abundant number, since it is smaller than the sum of its proper divisors (91848054).

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

65232330 is a wasteful number, since it uses less digits than its factorization.

65232330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7270.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 65232330 is about 8076.6533911020. The cubic root of 65232330 is about 402.5510499400.

Adding to 65232330 its reverse (3323256), we get a palindrome (68555586).

The spelling of 65232330 in words is "sixty-five million, two hundred thirty-two thousand, three hundred thirty".