65097668 has 12 divisors (see below), whose sum is σ = 116699772. Its totient is φ = 31754880.

The previous prime is 65097661. The next prime is 65097673. The reversal of 65097668 is 86679056.

It can be written as a sum of positive squares in 2 ways, for example, as 36024004 + 29073664 = 6002^2 + 5392^2 .

It is not an unprimeable number, because it can be changed into a prime (65097661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198305 + ... + 198632.

It is an arithmetic number, because the mean of its divisors is an integer number (9724981).

Almost surely, 2^65097668 is an apocalyptic number.

It is an amenable number.

65097668 is a deficient number, since it is larger than the sum of its proper divisors (51602104).

65097668 is a wasteful number, since it uses less digits than its factorization.

65097668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396982 (or 396980 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 65097668 is about 8068.3125869044. The cubic root of 65097668 is about 402.2738577671.

The spelling of 65097668 in words is "sixty-five million, ninety-seven thousand, six hundred sixty-eight".