64434338 has 4 divisors (see below), whose sum is σ = 96651510. Its totient is φ = 32217168.

The previous prime is 64434323. The next prime is 64434343. The reversal of 64434338 is 83343446.

64434338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 37736449 + 26697889 = 6143^2 + 5167^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64434298 and 64434307.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 16108583 + ... + 16108586.

Almost surely, 2^64434338 is an apocalyptic number.

64434338 is a deficient number, since it is larger than the sum of its proper divisors (32217172).

64434338 is a wasteful number, since it uses less digits than its factorization.

64434338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32217171.

The product of its digits is 82944, while the sum is 35.

The square root of 64434338 is about 8027.1002236175. The cubic root of 64434338 is about 400.9028315382.

It can be divided in two parts, 6 and 4434338, that added together give a palindrome (4434344).

The spelling of 64434338 in words is "sixty-four million, four hundred thirty-four thousand, three hundred thirty-eight".