65225319 has 8 divisors (see below), whose sum is σ = 87004800. Its totient is φ = 43464696.

The previous prime is 65225317. The next prime is 65225327. The reversal of 65225319 is 91352256.

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

It is not a de Polignac number, because 65225319 - 2¹ = 65225317 is a prime.

It is a super-2 number, since 2×65225319² = 8508684477303522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65225319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65225317) 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, 9382 + ... + 14780.

It is an arithmetic number, because the mean of its divisors is an integer number (10875600).

Almost surely, 2^65225319 is an apocalyptic number.

65225319 is a deficient number, since it is larger than the sum of its proper divisors (21779481).

65225319 is a wasteful number, since it uses less digits than its factorization.

65225319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9429.

The product of its digits is 16200, while the sum is 33.

The square root of 65225319 is about 8076.2193506615. The cubic root of 65225319 is about 402.5366277124.

The spelling of 65225319 in words is "sixty-five million, two hundred twenty-five thousand, three hundred nineteen".