3149328 has 120 divisors (see below), whose sum is σ = 10291008. Its totient is φ = 822528.

The previous prime is 3149309. The next prime is 3149339. The reversal of 3149328 is 8239413.

It is a junction number, because it is equal to n+sod(n) for n = 3149295 and 3149304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30525 + ... + 30627.

Almost surely, 2^3149328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3149328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5145504).

3149328 is an abundant number, since it is smaller than the sum of its proper divisors (7141680).

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

3149328 is a wasteful number, since it uses less digits than its factorization.

3149328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 128 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 3149328 is about 1774.6346102790. The cubic root of 3149328 is about 146.5792959885.

It can be divided in two parts, 3 and 149328, that added together give a triangular number (149331 = T₅₄₆).

The spelling of 3149328 in words is "three million, one hundred forty-nine thousand, three hundred twenty-eight".