64465338 has 16 divisors (see below), whose sum is σ = 147349440. Its totient is φ = 18418656.

The previous prime is 64465333. The next prime is 64465339. The reversal of 64465338 is 83356446.

It is a junction number, because it is equal to n+sod(n) for n = 64465296 and 64465305.

It is not an unprimeable number, because it can be changed into a prime (64465333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767403 + ... + 767486.

It is an arithmetic number, because the mean of its divisors is an integer number (9209340).

Almost surely, 2^64465338 is an apocalyptic number.

64465338 is an abundant number, since it is smaller than the sum of its proper divisors (82884102).

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

64465338 is a wasteful number, since it uses less digits than its factorization.

64465338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534901.

The product of its digits is 207360, while the sum is 39.

The square root of 64465338 is about 8029.0309502455. The cubic root of 64465338 is about 400.9671140084.

The spelling of 64465338 in words is "sixty-four million, four hundred sixty-five thousand, three hundred thirty-eight".