65287426 has 16 divisors (see below), whose sum is σ = 101387520. Its totient is φ = 31497840.

The previous prime is 65287421. The next prime is 65287451. The reversal of 65287426 is 62478256.

It is not an unprimeable number, because it can be changed into a prime (65287421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22765 + ... + 25471.

It is an arithmetic number, because the mean of its divisors is an integer number (6336720).

Almost surely, 2^65287426 is an apocalyptic number.

65287426 is a deficient number, since it is larger than the sum of its proper divisors (36100094).

65287426 is a wasteful number, since it uses less digits than its factorization.

65287426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129.

The product of its digits is 161280, while the sum is 40.

The square root of 65287426 is about 8080.0634898496. The cubic root of 65287426 is about 402.6643511786.

The spelling of 65287426 in words is "sixty-five million, two hundred eighty-seven thousand, four hundred twenty-six".