65242210 has 16 divisors (see below), whose sum is σ = 128112192. Its totient is φ = 23724400.

The previous prime is 65242201. The next prime is 65242213. The reversal of 65242210 is 1224256.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (65242213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296446 + ... + 296665.

It is an arithmetic number, because the mean of its divisors is an integer number (8007012).

Almost surely, 2^65242210 is an apocalyptic number.

65242210 is a deficient number, since it is larger than the sum of its proper divisors (62869982).

65242210 is a wasteful number, since it uses less digits than its factorization.

65242210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593129.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 65242210 is about 8077.2650074143. The cubic root of 65242210 is about 402.5713721922.

Adding to 65242210 its reverse (1224256), we get a palindrome (66466466).

The spelling of 65242210 in words is "sixty-five million, two hundred forty-two thousand, two hundred ten".