64244322 has 24 divisors (see below), whose sum is σ = 142434864. Its totient is φ = 20916504.

The previous prime is 64244281. The next prime is 64244351. The reversal of 64244322 is 22344246.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40728 + ... + 42275.

It is an arithmetic number, because the mean of its divisors is an integer number (5934786).

Almost surely, 2^64244322 is an apocalyptic number.

64244322 is an abundant number, since it is smaller than the sum of its proper divisors (78190542).

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

64244322 is a wasteful number, since it uses less digits than its factorization.

64244322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83054 (or 83051 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 64244322 is about 8015.2555792064. The cubic root of 64244322 is about 400.5083578238.

Adding to 64244322 its reverse (22344246), we get a palindrome (86588568).

The spelling of 64244322 in words is "sixty-four million, two hundred forty-four thousand, three hundred twenty-two".