65883767 has 2 divisors, whose sum is σ = 65883768. Its totient is φ = 65883766.

The previous prime is 65883757. The next prime is 65883781. The reversal of 65883767 is 76738856.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65883767 - 2⁶ = 65883703 is a prime.

It is a super-2 number, since 2×65883767² = 8681341508220578, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65883757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32941883 + 32941884.

It is an arithmetic number, because the mean of its divisors is an integer number (32941884).

Almost surely, 2^65883767 is an apocalyptic number.

65883767 is a deficient number, since it is larger than the sum of its proper divisors (1).

65883767 is an equidigital number, since it uses as much as digits as its factorization.

65883767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 50.

The square root of 65883767 is about 8116.8816056414. The cubic root of 65883767 is about 403.8866275840.

The spelling of 65883767 in words is "sixty-five million, eight hundred eighty-three thousand, seven hundred sixty-seven".