3139136 has 112 divisors (see below), whose sum is σ = 8534400. Its totient is φ = 1128960.

The previous prime is 3139111. The next prime is 3139141. The reversal of 3139136 is 6319313.

3139136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241466 + ... + 241478.

It is an arithmetic number, because the mean of its divisors is an integer number (76200).

Almost surely, 2^3139136 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 3139136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4267200).

3139136 is an abundant number, since it is smaller than the sum of its proper divisors (5395264).

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

3139136 is a wasteful number, since it uses less digits than its factorization.

3139136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57 (or 33 counting only the distinct ones).

The product of its digits is 1458, while the sum is 26.

The square root of 3139136 is about 1771.7607061903. The cubic root of 3139136 is about 146.4210028892.

It can be divided in two parts, 313 and 9136, that added together give a palindrome (9449).

The spelling of 3139136 in words is "three million, one hundred thirty-nine thousand, one hundred thirty-six".