65740707 has 8 divisors (see below), whose sum is σ = 97393680. Its totient is φ = 43827120.

The previous prime is 65740699. The next prime is 65740729. The reversal of 65740707 is 70704756.

It is not a de Polignac number, because 65740707 - 2³ = 65740699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65740747) 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 7 ways as a sum of consecutive naturals, for example, 1217394 + ... + 1217447.

It is an arithmetic number, because the mean of its divisors is an integer number (12174210).

Almost surely, 2^65740707 is an apocalyptic number.

65740707 is a deficient number, since it is larger than the sum of its proper divisors (31652973).

65740707 is a wasteful number, since it uses less digits than its factorization.

65740707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2434850 (or 2434844 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 65740707 is about 8108.0643189358. The cubic root of 65740707 is about 403.5940826205.

The spelling of 65740707 in words is "sixty-five million, seven hundred forty thousand, seven hundred seven".