1650224620 has 72 divisors (see below), whose sum is σ = 3845357712. Its totient is φ = 594380160.

The previous prime is 1650224599. The next prime is 1650224657. The reversal of 1650224620 is 264220561.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 255754 + ... + 262126.

It is an arithmetic number, because the mean of its divisors is an integer number (53407746).

Almost surely, 2^1650224620 is an apocalyptic number.

1650224620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1650224620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1922678856).

1650224620 is an abundant number, since it is smaller than the sum of its proper divisors (2195133092).

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

1650224620 is a wasteful number, since it uses less digits than its factorization.

1650224620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6511 (or 6498 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1650224620 is about 40622.9568101585. The cubic root of 1650224620 is about 1181.7193694003.

The spelling of 1650224620 in words is "one billion, six hundred fifty million, two hundred twenty-four thousand, six hundred twenty".