65235945 has 16 divisors (see below), whose sum is σ = 106805952. Its totient is φ = 33983040.

The previous prime is 65235943. The next prime is 65235967. The reversal of 65235945 is 54953256.

It is not a de Polignac number, because 65235945 - 2¹ = 65235943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65235943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49926 + ... + 51215.

It is an arithmetic number, because the mean of its divisors is an integer number (6675372).

Almost surely, 2^65235945 is an apocalyptic number.

It is an amenable number.

65235945 is a deficient number, since it is larger than the sum of its proper divisors (41570007).

65235945 is a wasteful number, since it uses less digits than its factorization.

65235945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101192.

The product of its digits is 162000, while the sum is 39.

The square root of 65235945 is about 8076.8771811883. The cubic root of 65235945 is about 402.5584859009.

The spelling of 65235945 in words is "sixty-five million, two hundred thirty-five thousand, nine hundred forty-five".