3561728352 has 96 divisors (see below), whose sum is σ = 11507150592. Its totient is φ = 939354624.

The previous prime is 3561728323. The next prime is 3561728369. The reversal of 3561728352 is 2538271653.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195118 + ... + 212589.

It is an arithmetic number, because the mean of its divisors is an integer number (119866152).

Almost surely, 2^3561728352 is an apocalyptic number.

3561728352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3561728352 is an abundant number, since it is smaller than the sum of its proper divisors (7945422240).

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

3561728352 is a wasteful number, since it uses less digits than its factorization.

3561728352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407740 (or 407732 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 3561728352 is about 59680.2174258774. The cubic root of 3561728352 is about 1527.1684070881.

The spelling of 3561728352 in words is "three billion, five hundred sixty-one million, seven hundred twenty-eight thousand, three hundred fifty-two".