65424535 has 16 divisors (see below), whose sum is σ = 89372160. Its totient is φ = 45511840.

The previous prime is 65424533. The next prime is 65424553. The reversal of 65424535 is 53542456.

It is not a de Polignac number, because 65424535 - 2¹ = 65424533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65424535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65424533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24595 + ... + 27124.

It is an arithmetic number, because the mean of its divisors is an integer number (5585760).

Almost surely, 2^65424535 is an apocalyptic number.

65424535 is a deficient number, since it is larger than the sum of its proper divisors (23947625).

65424535 is a wasteful number, since it uses less digits than its factorization.

65424535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51758.

The product of its digits is 72000, while the sum is 34.

The square root of 65424535 is about 8088.5434411889. The cubic root of 65424535 is about 402.9460302460.

The spelling of 65424535 in words is "sixty-five million, four hundred twenty-four thousand, five hundred thirty-five".