3147444 has 48 divisors (see below), whose sum is σ = 8256640. Its totient is φ = 1036800.

The previous prime is 3147433. The next prime is 3147451. The reversal of 3147444 is 4447413.

3147444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16212 + ... + 16404.

Almost surely, 2^3147444 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 3147444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4128320).

3147444 is an abundant number, since it is smaller than the sum of its proper divisors (5109196).

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

3147444 is a wasteful number, since it uses less digits than its factorization.

3147444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 349 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 3147444 is about 1774.1037173739. The cubic root of 3147444 is about 146.5500611296.

The spelling of 3147444 in words is "three million, one hundred forty-seven thousand, four hundred forty-four".