65242244 has 12 divisors (see below), whose sum is σ = 114233868. Its totient is φ = 32604000.

The previous prime is 65242231. The next prime is 65242249. The reversal of 65242244 is 44224256.

It can be written as a sum of positive squares in 2 ways, for example, as 46648900 + 18593344 = 6830^2 + 4312^2 .

It is not an unprimeable number, because it can be changed into a prime (65242249) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8594 + ... + 14294.

It is an arithmetic number, because the mean of its divisors is an integer number (9519489).

Almost surely, 2^65242244 is an apocalyptic number.

It is an amenable number.

65242244 is a deficient number, since it is larger than the sum of its proper divisors (48991624).

65242244 is a wasteful number, since it uses less digits than its factorization.

65242244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8566 (or 8564 counting only the distinct ones).

The product of its digits is 15360, while the sum is 29.

The square root of 65242244 is about 8077.2671120869. The cubic root of 65242244 is about 402.5714421235.

The spelling of 65242244 in words is "sixty-five million, two hundred forty-two thousand, two hundred forty-four".