50650644 has 48 divisors (see below), whose sum is σ = 129507840. Its totient is φ = 15279840.

The previous prime is 50650643. The next prime is 50650651. The reversal of 50650644 is 44605605.

It is a super-2 number, since 2×50650644² = 5130975475229472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50650643) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 33987 + ... + 35445.

It is an arithmetic number, because the mean of its divisors is an integer number (2698080).

Almost surely, 2^50650644 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 50650644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64753920).

50650644 is an abundant number, since it is smaller than the sum of its proper divisors (78857196).

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

50650644 is a wasteful number, since it uses less digits than its factorization.

50650644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740 (or 1738 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 50650644 is about 7116.9265838563. The cubic root of 50650644 is about 369.9942633637.

The spelling of 50650644 in words is "fifty million, six hundred fifty thousand, six hundred forty-four".