65349805 has 8 divisors (see below), whose sum is σ = 78468192. Its totient is φ = 52247568.

The previous prime is 65349799. The next prime is 65349811. The reversal of 65349805 is 50894356.

It is an interprime number because it is at equal distance from previous prime (65349799) and next prime (65349811).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65349805 - 2⁷ = 65349677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8302 + ... + 14128.

It is an arithmetic number, because the mean of its divisors is an integer number (9808524).

Almost surely, 2^65349805 is an apocalyptic number.

It is an amenable number.

65349805 is a deficient number, since it is larger than the sum of its proper divisors (13118387).

65349805 is a wasteful number, since it uses less digits than its factorization.

65349805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8075.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 65349805 is about 8083.9226245679. The cubic root of 65349805 is about 402.7925525069.

The spelling of 65349805 in words is "sixty-five million, three hundred forty-nine thousand, eight hundred five".