65706337 has 2 divisors, whose sum is σ = 65706338. Its totient is φ = 65706336.

The previous prime is 65706307. The next prime is 65706341. The reversal of 65706337 is 73360756.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39450961 + 26255376 = 6281^2 + 5124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65706337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65706296 and 65706305.

It is not a weakly prime, because it can be changed into another prime (65706307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32853168 + 32853169.

It is an arithmetic number, because the mean of its divisors is an integer number (32853169).

Almost surely, 2^65706337 is an apocalyptic number.

It is an amenable number.

65706337 is a deficient number, since it is larger than the sum of its proper divisors (1).

65706337 is an equidigital number, since it uses as much as digits as its factorization.

65706337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 37.

The square root of 65706337 is about 8105.9445470593. The cubic root of 65706337 is about 403.5237358123.

The spelling of 65706337 in words is "sixty-five million, seven hundred six thousand, three hundred thirty-seven".