650212017 has 48 divisors (see below), whose sum is σ = 1098558720. Its totient is φ = 339026688.

The previous prime is 650211997. The next prime is 650212033. The reversal of 650212017 is 710212056.

It is not a de Polignac number, because 650212017 - 2⁶ = 650211953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (650212067) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168168 + ... + 171990.

It is an arithmetic number, because the mean of its divisors is an integer number (22886640).

Almost surely, 2^650212017 is an apocalyptic number.

It is an amenable number.

650212017 is a deficient number, since it is larger than the sum of its proper divisors (448346703).

650212017 is a wasteful number, since it uses less digits than its factorization.

650212017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942 (or 3935 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 650212017 is about 25499.2552244178. The cubic root of 650212017 is about 866.3332783930. Note that the first 3 decimals are identical.

The spelling of 650212017 in words is "six hundred fifty million, two hundred twelve thousand, seventeen".