3685020352 has 56 divisors (see below), whose sum is σ = 7899341072. Its totient is φ = 1695513600.

The previous prime is 3685020349. The next prime is 3685020373. The reversal of 3685020352 is 2530205863.

It is a happy number.

3685020352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268702 + ... + 282082.

It is an arithmetic number, because the mean of its divisors is an integer number (141059662).

Almost surely, 2^3685020352 is an apocalyptic number.

3685020352 is a gapful number since it is divisible by the number (32) 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 3685020352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3949670536).

3685020352 is an abundant number, since it is smaller than the sum of its proper divisors (4214320720).

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

3685020352 is a wasteful number, since it uses less digits than its factorization.

3685020352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13737 (or 13727 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 3685020352 is about 60704.3684754236. The cubic root of 3685020352 is about 1544.5902778537.

The spelling of 3685020352 in words is "three billion, six hundred eighty-five million, twenty thousand, three hundred fifty-two".