65346217 has 8 divisors (see below), whose sum is σ = 66588480. Its totient is φ = 64108560.

The previous prime is 65346179. The next prime is 65346221. The reversal of 65346217 is 71264356.

It is a happy number.

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 65346217 - 2⁷ = 65346089 is a prime.

It is a super-2 number, since 2×65346217² = 8540256152422178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65344217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42492 + ... + 44002.

It is an arithmetic number, because the mean of its divisors is an integer number (8323560).

Almost surely, 2^65346217 is an apocalyptic number.

It is an amenable number.

65346217 is a deficient number, since it is larger than the sum of its proper divisors (1242263).

65346217 is a wasteful number, since it uses less digits than its factorization.

65346217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303.

The product of its digits is 30240, while the sum is 34.

The square root of 65346217 is about 8083.7006995559. The cubic root of 65346217 is about 402.7851806607.

The spelling of 65346217 in words is "sixty-five million, three hundred forty-six thousand, two hundred seventeen".