65625298 has 8 divisors (see below), whose sum is σ = 98559180. Its totient is φ = 32772240.

The previous prime is 65625269. The next prime is 65625299. The reversal of 65625298 is 89252656.

It can be written as a sum of positive squares in 2 ways, for example, as 64529089 + 1096209 = 8033^2 + 1047^2 .

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

It is not an unprimeable number, because it can be changed into a prime (65625299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18133 + ... + 21448.

Almost surely, 2^65625298 is an apocalyptic number.

65625298 is a deficient number, since it is larger than the sum of its proper divisors (32933882).

65625298 is a wasteful number, since it uses less digits than its factorization.

65625298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40412.

The product of its digits is 259200, while the sum is 43.

The square root of 65625298 is about 8100.9442659483. The cubic root of 65625298 is about 403.3577720471.

The spelling of 65625298 in words is "sixty-five million, six hundred twenty-five thousand, two hundred ninety-eight".