3556004 has 6 divisors (see below), whose sum is σ = 6223014. Its totient is φ = 1778000.

The previous prime is 3556001. The next prime is 3556019. The reversal of 3556004 is 4006553.

It can be written as a sum of positive squares in only one way, i.e., 2560000 + 996004 = 1600^2 + 998^2 .

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, 444497 + ... + 444504.

It is an arithmetic number, because the mean of its divisors is an integer number (1037169).

Almost surely, 2^3556004 is an apocalyptic number.

It is an amenable number.

3556004 is a deficient number, since it is larger than the sum of its proper divisors (2667010).

3556004 is a wasteful number, since it uses less digits than its factorization.

3556004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889005 (or 889003 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 3556004 is about 1885.7369912053. The cubic root of 3556004 is about 152.6349821633.

The spelling of 3556004 in words is "three million, five hundred fifty-six thousand, four".