63349650 has 324 divisors, whose sum is σ = 226999422. Its totient is φ = 12579840.

The previous prime is 63349609. The next prime is 63349651. The reversal of 63349650 is 5694336.

63349650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 9 ways, for example, as 3969 + 63345681 = 63^2 + 7959^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63349651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 161 ways as a sum of consecutive naturals, for example, 3726442 + ... + 3726458.

Almost surely, 2^63349650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63349650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113499711).

63349650 is an abundant number, since it is smaller than the sum of its proper divisors (163649772).

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

63349650 is a wasteful number, since it uses less digits than its factorization.

63349650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 63349650 is about 7959.2493364638. The cubic root of 63349650 is about 398.6404887243.

The spelling of 63349650 in words is "sixty-three million, three hundred forty-nine thousand, six hundred fifty".