64304232 has 64 divisors (see below), whose sum is σ = 164324160. Its totient is φ = 20966400.

The previous prime is 64304213. The next prime is 64304237. The reversal of 64304232 is 23240346.

It is a happy number.

64304232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (64304237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355182 + ... + 355362.

It is an arithmetic number, because the mean of its divisors is an integer number (2567565).

Almost surely, 2^64304232 is an apocalyptic number.

It is an amenable number.

64304232 is an abundant number, since it is smaller than the sum of its proper divisors (100019928).

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

64304232 is a wasteful number, since it uses less digits than its factorization.

64304232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 64304232 is about 8018.9919565990. The cubic root of 64304232 is about 400.6328150017.

Adding to 64304232 its reverse (23240346), we get a palindrome (87544578).

The spelling of 64304232 in words is "sixty-four million, three hundred four thousand, two hundred thirty-two".