65214601 has 4 divisors (see below), whose sum is σ = 69050772. Its totient is φ = 61378432.

The previous prime is 65214581. The next prime is 65214619. The reversal of 65214601 is 10641256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47279376 + 17935225 = 6876^2 + 4235^2 .

It is not a de Polignac number, because 65214601 - 2¹⁵ = 65181833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65214691) 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, 1918060 + ... + 1918093.

It is an arithmetic number, because the mean of its divisors is an integer number (17262693).

Almost surely, 2^65214601 is an apocalyptic number.

It is an amenable number.

65214601 is a deficient number, since it is larger than the sum of its proper divisors (3836171).

65214601 is a wasteful number, since it uses less digits than its factorization.

65214601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836170.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 65214601 is about 8075.5557703479. Note that the first 3 decimals coincide. The cubic root of 65214601 is about 402.5145778705.

Adding to 65214601 its reverse (10641256), we get a palindrome (75855857).

The spelling of 65214601 in words is "sixty-five million, two hundred fourteen thousand, six hundred one".