64653322 has 24 divisors (see below), whose sum is σ = 103382244. Its totient is φ = 30311424.

The previous prime is 64653307. The next prime is 64653349. The reversal of 64653322 is 22335646.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 60078001 + 4575321 = 7751^2 + 2139^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55498 + ... + 56650.

Almost surely, 2^64653322 is an apocalyptic number.

64653322 is a deficient number, since it is larger than the sum of its proper divisors (38728922).

64653322 is a wasteful number, since it uses less digits than its factorization.

64653322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1231 counting only the distinct ones).

The product of its digits is 25920, while the sum is 31.

The square root of 64653322 is about 8040.7289470545. The cubic root of 64653322 is about 401.3564821902.

Adding to 64653322 its reverse (22335646), we get a palindrome (86988968).

The spelling of 64653322 in words is "sixty-four million, six hundred fifty-three thousand, three hundred twenty-two".