65609962 has 16 divisors (see below), whose sum is σ = 107502912. Its totient is φ = 29783520.

The previous prime is 65609941. The next prime is 65609969. The reversal of 65609962 is 26990656.

65609962 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×65609962² = 8609334227282888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65609969) 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 in 7 ways as a sum of consecutive naturals, for example, 21283 + ... + 24169.

It is an arithmetic number, because the mean of its divisors is an integer number (6718932).

Almost surely, 2^65609962 is an apocalyptic number.

65609962 is a deficient number, since it is larger than the sum of its proper divisors (41892950).

65609962 is a wasteful number, since it uses less digits than its factorization.

65609962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 65609962 is about 8099.9976543206. The cubic root of 65609962 is about 403.3263493239.

The spelling of 65609962 in words is "sixty-five million, six hundred nine thousand, nine hundred sixty-two".