65650242 has 16 divisors (see below), whose sum is σ = 150057792. Its totient is φ = 18757200.

The previous prime is 65650231. The next prime is 65650253. The reversal of 65650242 is 24205656.

It is an interprime number because it is at equal distance from previous prime (65650231) and next prime (65650253).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781509 + ... + 781592.

It is an arithmetic number, because the mean of its divisors is an integer number (9378612).

Almost surely, 2^65650242 is an apocalyptic number.

65650242 is an abundant number, since it is smaller than the sum of its proper divisors (84407550).

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

65650242 is a wasteful number, since it uses less digits than its factorization.

65650242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563113.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 65650242 is about 8102.4836932881. The cubic root of 65650242 is about 403.4088706431.

Adding to 65650242 its reverse (24205656), we get a palindrome (89855898).

The spelling of 65650242 in words is "sixty-five million, six hundred fifty thousand, two hundred forty-two".