3633320020 has 48 divisors (see below), whose sum is σ = 8423932608. Its totient is φ = 1305282560.

The previous prime is 3633320017. The next prime is 3633320021. The reversal of 3633320020 is 200233363.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 3633319973 and 3633320000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3633320021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81229 + ... + 117748.

It is an arithmetic number, because the mean of its divisors is an integer number (175498596).

Almost surely, 2^3633320020 is an apocalyptic number.

It is an amenable number.

3633320020 is an abundant number, since it is smaller than the sum of its proper divisors (4790612588).

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

3633320020 is a wasteful number, since it uses less digits than its factorization.

3633320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199080 (or 199078 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

The square root of 3633320020 is about 60277.0272989636. The cubic root of 3633320020 is about 1537.3327671459.

Adding to 3633320020 its reverse (200233363), we get a palindrome (3833553383).

The spelling of 3633320020 in words is "three billion, six hundred thirty-three million, three hundred twenty thousand, twenty".