64343232 has 84 divisors (see below), whose sum is σ = 195306696. Its totient is φ = 20183040.

The previous prime is 64343231. The next prime is 64343233. The reversal of 64343232 is 23234346.

It is a happy number.

64343232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64343231) and next prime (64343233).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 64343196 and 64343205.

It is not an unprimeable number, because it can be changed into a prime (64343231) 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 11 ways as a sum of consecutive naturals, for example, 6507 + ... + 13077.

Almost surely, 2^64343232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64343232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97653348).

64343232 is an abundant number, since it is smaller than the sum of its proper divisors (130963464).

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

64343232 is a wasteful number, since it uses less digits than its factorization.

64343232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6606 (or 6593 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 64343232 is about 8021.4233150981. The cubic root of 64343232 is about 400.7137921609.

Adding to 64343232 its reverse (23234346), we get a palindrome (87577578).

The spelling of 64343232 in words is "sixty-four million, three hundred forty-three thousand, two hundred thirty-two".