65396012 has 24 divisors (see below), whose sum is σ = 125105232. Its totient is φ = 29664000.

The previous prime is 65395999. The next prime is 65396021. The reversal of 65396012 is 21069356.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 65396012.

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, 25208 + ... + 27680.

It is an arithmetic number, because the mean of its divisors is an integer number (5212718).

Almost surely, 2^65396012 is an apocalyptic number.

It is an amenable number.

65396012 is a deficient number, since it is larger than the sum of its proper divisors (59709220).

65396012 is a wasteful number, since it uses less digits than its factorization.

65396012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089 (or 3087 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 65396012 is about 8086.7800761490. The cubic root of 65396012 is about 402.8874645501.

The spelling of 65396012 in words is "sixty-five million, three hundred ninety-six thousand, twelve".