3650064220 has 144 divisors (see below), whose sum is σ = 8980947360. Its totient is φ = 1245150720.

The previous prime is 3650064181. The next prime is 3650064233. The reversal of 3650064220 is 224600563.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11889307 + ... + 11889613.

It is an arithmetic number, because the mean of its divisors is an integer number (62367690).

Almost surely, 2^3650064220 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 3650064220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4490473680).

3650064220 is an abundant number, since it is smaller than the sum of its proper divisors (5330883140).

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

3650064220 is a wasteful number, since it uses less digits than its factorization.

3650064220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3650064220 is about 60415.7613541367. The cubic root of 3650064220 is about 1539.6907542314.

Adding to 3650064220 its reverse (224600563), we get a palindrome (3874664783).

The spelling of 3650064220 in words is "three billion, six hundred fifty million, sixty-four thousand, two hundred twenty".