650214643 has 4 divisors (see below), whose sum is σ = 700231168. Its totient is φ = 600198120.

The previous prime is 650214601. The next prime is 650214659. The reversal of 650214643 is 346412056.

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

It is a cyclic number.

It is not a de Polignac number, because 650214643 - 2¹³ = 650206451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (650214673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25008243 + ... + 25008268.

It is an arithmetic number, because the mean of its divisors is an integer number (175057792).

Almost surely, 2^650214643 is an apocalyptic number.

650214643 is a deficient number, since it is larger than the sum of its proper divisors (50016525).

650214643 is a wasteful number, since it uses less digits than its factorization.

650214643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50016524.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 650214643 is about 25499.3067160658. The cubic root of 650214643 is about 866.3344446731.

Adding to 650214643 its reverse (346412056), we get a palindrome (996626699).

The spelling of 650214643 in words is "six hundred fifty million, two hundred fourteen thousand, six hundred forty-three".