3665483220 has 192 divisors, whose sum is σ = 12674188800. Its totient is φ = 788465664.

The previous prime is 3665483209. The next prime is 3665483221. The reversal of 3665483220 is 223845663.

It is a happy number.

It is a super-2 number, since 2×3665483220² = 26871534472203136800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3665483221) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 344622 + ... + 355098.

It is an arithmetic number, because the mean of its divisors is an integer number (66011400).

Almost surely, 2^3665483220 is an apocalyptic number.

3665483220 is a gapful number since it is divisible by the number (30) 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 3665483220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6337094400).

3665483220 is an abundant number, since it is smaller than the sum of its proper divisors (9008705580).

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

3665483220 is a wasteful number, since it uses less digits than its factorization.

3665483220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10527 (or 10511 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 3665483220 is about 60543.2343040905. The cubic root of 3665483220 is about 1541.8557518390.

The spelling of 3665483220 in words is "three billion, six hundred sixty-five million, four hundred eighty-three thousand, two hundred twenty".