650233922 has 54 divisors (see below), whose sum is σ = 1130140107. Its totient is φ = 280418112.

The previous prime is 650233919. The next prime is 650233937. The reversal of 650233922 is 229332056.

It can be written as a sum of positive squares in 5 ways, for example, as 129527161 + 520706761 = 11381^2 + 22819^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=18031.

It is a Duffinian number.

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 8907278 + ... + 8907350.

Almost surely, 2^650233922 is an apocalyptic number.

650233922 is a deficient number, since it is larger than the sum of its proper divisors (479906185).

650233922 is a wasteful number, since it uses less digits than its factorization.

650233922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 650233922 is about 25499.6847431493. The cubic root of 650233922 is about 866.3430069209.

Multiplying 650233922 by its sum of digits (32), we get a square (20807485504 = 144248²).

Adding to 650233922 its reverse (229332056), we get a palindrome (879565978).

The spelling of 650233922 in words is "six hundred fifty million, two hundred thirty-three thousand, nine hundred twenty-two".