3139344 has 120 divisors (see below), whose sum is σ = 9984480. Its totient is φ = 943488.

The previous prime is 3139333. The next prime is 3139363. The reversal of 3139344 is 4439313.

3139344 is a `hidden beast` number, since 313 + 9 + 344 = 666.

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

It is a nude number because it is divisible by every one of its digits.

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, 72987 + ... + 73029.

It is an arithmetic number, because the mean of its divisors is an integer number (83204).

Almost surely, 2^3139344 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 3139344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4992240).

3139344 is an abundant number, since it is smaller than the sum of its proper divisors (6845136).

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

3139344 is a wasteful number, since it uses less digits than its factorization.

3139344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 61 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 3139344 is about 1771.8194038897. The cubic root of 3139344 is about 146.4242367828.

The spelling of 3139344 in words is "three million, one hundred thirty-nine thousand, three hundred forty-four".