3556992 has 64 divisors (see below), whose sum is σ = 9669600. Its totient is φ = 1158144.

The previous prime is 3556991. The next prime is 3556999. The reversal of 3556992 is 2996553.

3556992 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 3556992.

It is not an unprimeable number, because it can be changed into a prime (3556991) 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, 22578 + ... + 22734.

Almost surely, 2^3556992 is an apocalyptic number.

3556992 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 3556992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4834800).

3556992 is an abundant number, since it is smaller than the sum of its proper divisors (6112608).

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

3556992 is a wasteful number, since it uses less digits than its factorization.

3556992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 221 counting only the distinct ones).

The product of its digits is 72900, while the sum is 39.

The square root of 3556992 is about 1885.9989395543. The cubic root of 3556992 is about 152.6491168866.

The spelling of 3556992 in words is "three million, five hundred fifty-six thousand, nine hundred ninety-two".