650446272 has 168 divisors, whose sum is σ = 2141439456. Its totient is φ = 184909824.

The previous prime is 650446253. The next prime is 650446283. The reversal of 650446272 is 272644056.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 1423068 + ... + 1423524.

Almost surely, 2^650446272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650446272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1070719728).

650446272 is an abundant number, since it is smaller than the sum of its proper divisors (1490993184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

650446272 is a wasteful number, since it uses less digits than its factorization.

650446272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835 (or 822 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 650446272 is about 25503.8481802257. The cubic root of 650446272 is about 866.4373052488.

The spelling of 650446272 in words is "six hundred fifty million, four hundred forty-six thousand, two hundred seventy-two".