63850240 has 72 divisors (see below), whose sum is σ = 155041488. Its totient is φ = 25190400.

The previous prime is 63850223. The next prime is 63850247. The reversal of 63850240 is 4205836.

It is a junction number, because it is equal to n+sod(n) for n = 63850199 and 63850208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63850247) 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 7 ways as a sum of consecutive naturals, for example, 105940 + ... + 106540.

It is an arithmetic number, because the mean of its divisors is an integer number (2153354).

Almost surely, 2^63850240 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 63850240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77520744).

63850240 is an abundant number, since it is smaller than the sum of its proper divisors (91191248).

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

63850240 is an equidigital number, since it uses as much as digits as its factorization.

63850240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705 (or 691 counting only the distinct ones).

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

The square root of 63850240 is about 7990.6345179842. The cubic root of 63850240 is about 399.6877563231.

The spelling of 63850240 in words is "sixty-three million, eight hundred fifty thousand, two hundred forty".