3144628 has 12 divisors (see below), whose sum is σ = 5528740. Its totient is φ = 1564992.

The previous prime is 3144619. The next prime is 3144689. The reversal of 3144628 is 8264413.

It can be written as a sum of positive squares in 2 ways, for example, as 2108304 + 1036324 = 1452^2 + 1018^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3144596 and 3144605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 801 + ... + 2632.

Almost surely, 2^3144628 is an apocalyptic number.

It is an amenable number.

3144628 is a deficient number, since it is larger than the sum of its proper divisors (2384112).

3144628 is a wasteful number, since it uses less digits than its factorization.

3144628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666 (or 3664 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 3144628 is about 1773.3098995945. The cubic root of 3144628 is about 146.5063422571.

The spelling of 3144628 in words is "three million, one hundred forty-four thousand, six hundred twenty-eight".