65672270 has 8 divisors (see below), whose sum is σ = 118210104. Its totient is φ = 26268904.

The previous prime is 65672263. The next prime is 65672287. The reversal of 65672270 is 7227656.

It is a happy number.

65672270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 65672270.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3283604 + ... + 3283623.

It is an arithmetic number, because the mean of its divisors is an integer number (14776263).

Almost surely, 2^65672270 is an apocalyptic number.

65672270 is a deficient number, since it is larger than the sum of its proper divisors (52537834).

65672270 is a wasteful number, since it uses less digits than its factorization.

65672270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567234.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 65672270 is about 8103.8429155556. The cubic root of 65672270 is about 403.4539849571.

The spelling of 65672270 in words is "sixty-five million, six hundred seventy-two thousand, two hundred seventy".