64501322 has 8 divisors (see below), whose sum is σ = 96845700. Its totient is φ = 32219424.

The previous prime is 64501309. The next prime is 64501331. The reversal of 64501322 is 22310546.

64501322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 64464841 + 36481 = 8029^2 + 191^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 12947 + ... + 17222.

Almost surely, 2^64501322 is an apocalyptic number.

64501322 is a deficient number, since it is larger than the sum of its proper divisors (32344378).

64501322 is a wasteful number, since it uses less digits than its factorization.

64501322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31240.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 64501322 is about 8031.2715058078. The cubic root of 64501322 is about 401.0417056019.

Adding to 64501322 its reverse (22310546), we get a palindrome (86811868).

The spelling of 64501322 in words is "sixty-four million, five hundred one thousand, three hundred twenty-two".