3636020472 has 32 divisors (see below), whose sum is σ = 10388630400. Its totient is φ = 1038862944.

The previous prime is 3636020471. The next prime is 3636020477. The reversal of 3636020472 is 2740206363.

3636020472 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3636020471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10821322 + ... + 10821657.

It is an arithmetic number, because the mean of its divisors is an integer number (324644700).

Almost surely, 2^3636020472 is an apocalyptic number.

It is an amenable number.

3636020472 is an abundant number, since it is smaller than the sum of its proper divisors (6752609928).

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

3636020472 is a wasteful number, since it uses less digits than its factorization.

3636020472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21642995 (or 21642991 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 3636020472 is about 60299.4234798310. The cubic root of 3636020472 is about 1537.7135451689.

The spelling of 3636020472 in words is "three billion, six hundred thirty-six million, twenty thousand, four hundred seventy-two".