3556006 has 4 divisors (see below), whose sum is σ = 5334012. Its totient is φ = 1778002.

The previous prime is 3556001. The next prime is 3556019. The reversal of 3556006 is 6006553.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3556001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 889000 + ... + 889003.

It is an arithmetic number, because the mean of its divisors is an integer number (1333503).

Almost surely, 2^3556006 is an apocalyptic number.

3556006 is a deficient number, since it is larger than the sum of its proper divisors (1778006).

3556006 is a wasteful number, since it uses less digits than its factorization.

3556006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778005.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 3556006 is about 1885.7375215019. The cubic root of 3556006 is about 152.6350107788.

The spelling of 3556006 in words is "three million, five hundred fifty-six thousand, six".