3006444 has 36 divisors (see below), whose sum is σ = 8161944. Its totient is φ = 858816.

The previous prime is 3006439. The next prime is 3006457. The reversal of 3006444 is 4446003.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3006444.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1969 + ... + 3144.

Almost surely, 2^3006444 is an apocalyptic number.

It is an amenable number.

3006444 is an abundant number, since it is smaller than the sum of its proper divisors (5155500).

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

3006444 is a wasteful number, since it uses less digits than its factorization.

3006444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134 (or 5125 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3006444 is about 1733.9100322681. The cubic root of 3006444 is about 144.3281482503.

The spelling of 3006444 in words is "three million, six thousand, four hundred forty-four".