8701965 has 32 divisors (see below), whose sum is σ = 15699840. Its totient is φ = 4572288.

The previous prime is 8701961. The next prime is 8701991. The reversal of 8701965 is 5691078.

It is not a de Polignac number, because 8701965 - 2² = 8701961 is a prime.

It is a super-2 number, since 2×8701965² = 151448389722450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8701961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9414 + ... + 10296.

It is an arithmetic number, because the mean of its divisors is an integer number (490620).

Almost surely, 2^8701965 is an apocalyptic number.

It is an amenable number.

8701965 is a deficient number, since it is larger than the sum of its proper divisors (6997875).

8701965 is a wasteful number, since it uses less digits than its factorization.

8701965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970 (or 964 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 8701965 is about 2949.9093206402. The cubic root of 8701965 is about 205.6864948817.

The spelling of 8701965 in words is "eight million, seven hundred one thousand, nine hundred sixty-five".