65040224 has 12 divisors (see below), whose sum is σ = 128048004. Its totient is φ = 32520096.

The previous prime is 65040203. The next prime is 65040229. The reversal of 65040224 is 42204056.

65040224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 65040224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65040229) by changing a digit.

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 as a sum of consecutive naturals, namely, 1016222 + ... + 1016285.

It is an arithmetic number, because the mean of its divisors is an integer number (10670667).

Almost surely, 2^65040224 is an apocalyptic number.

It is an amenable number.

65040224 is a deficient number, since it is larger than the sum of its proper divisors (63007780).

65040224 is a wasteful number, since it uses less digits than its factorization.

65040224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032517 (or 2032509 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 65040224 is about 8064.7519490682. The cubic root of 65040224 is about 402.1554970503.

The spelling of 65040224 in words is "sixty-five million, forty thousand, two hundred twenty-four".