65043244 has 12 divisors (see below), whose sum is σ = 130086544. Its totient is φ = 27875664.

The previous prime is 65043229. The next prime is 65043257. The reversal of 65043244 is 44234056.

65043244 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 2322973 = 65043244 / (6 + 5 + 0 + 4 + 3 + 2 + 4 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161459 + ... + 1161514.

Almost surely, 2^65043244 is an apocalyptic number.

It is an amenable number.

65043244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65043244 is a wasteful number, since it uses less digits than its factorization.

65043244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322984 (or 2322982 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 65043244 is about 8064.9391814198. The cubic root of 65043244 is about 402.1617213565.

The spelling of 65043244 in words is "sixty-five million, forty-three thousand, two hundred forty-four".