650937340 has 48 divisors (see below), whose sum is σ = 1452971520. Its totient is φ = 244261440.

The previous prime is 650937317. The next prime is 650937341. The reversal of 650937340 is 43739056.

It is a self number, because there is not a number n which added to its sum of digits gives 650937340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650937341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30825 + ... + 47455.

It is an arithmetic number, because the mean of its divisors is an integer number (30270240).

Almost surely, 2^650937340 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 650937340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726485760).

650937340 is an abundant number, since it is smaller than the sum of its proper divisors (802034180).

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

650937340 is a wasteful number, since it uses less digits than its factorization.

650937340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16762 (or 16760 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 650937340 is about 25513.4736952850. The cubic root of 650937340 is about 866.6552953801.

The spelling of 650937340 in words is "six hundred fifty million, nine hundred thirty-seven thousand, three hundred forty".