650208001 has 4 divisors (see below), whose sum is σ = 650426112. Its totient is φ = 649989892.

The previous prime is 650207969. The next prime is 650208017. The reversal of 650208001 is 100802056.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 650208001 - 2⁵ = 650207969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650208071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104521 + ... + 110566.

It is an arithmetic number, because the mean of its divisors is an integer number (162606528).

Almost surely, 2^650208001 is an apocalyptic number.

It is an amenable number.

650208001 is a deficient number, since it is larger than the sum of its proper divisors (218111).

650208001 is a wasteful number, since it uses less digits than its factorization.

650208001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218110.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 650208001 is about 25499.1764768982. The cubic root of 650208001 is about 866.3314947688.

The spelling of 650208001 in words is "six hundred fifty million, two hundred eight thousand, one".