3556672 has 56 divisors (see below), whose sum is σ = 8558784. Its totient is φ = 1431552.

The previous prime is 3556669. The next prime is 3556681. The reversal of 3556672 is 2766553.

3556672 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 (56).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 7383 + ... + 7849.

Almost surely, 2^3556672 is an apocalyptic number.

3556672 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 3556672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4279392).

3556672 is an abundant number, since it is smaller than the sum of its proper divisors (5002112).

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

3556672 is a wasteful number, since it uses less digits than its factorization.

3556672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 493 counting only the distinct ones).

The product of its digits is 37800, while the sum is 34.

The square root of 3556672 is about 1885.9141019675. The cubic root of 3556672 is about 152.6445391252.

The spelling of 3556672 in words is "three million, five hundred fifty-six thousand, six hundred seventy-two".