3157244 has 6 divisors (see below), whose sum is σ = 5525184. Its totient is φ = 1578620.

The previous prime is 3157243. The next prime is 3157277. The reversal of 3157244 is 4427513.

3157244 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3157243) by changing a digit.

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 as a sum of consecutive naturals, namely, 394652 + ... + 394659.

It is an arithmetic number, because the mean of its divisors is an integer number (920864).

Almost surely, 2^3157244 is an apocalyptic number.

It is an amenable number.

3157244 is a deficient number, since it is larger than the sum of its proper divisors (2367940).

3157244 is a wasteful number, since it uses less digits than its factorization.

3157244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789315 (or 789313 counting only the distinct ones).

The product of its digits is 3360, while the sum is 26.

The square root of 3157244 is about 1776.8635288057. The cubic root of 3157244 is about 146.7020047999.

It can be divided in two parts, 31 and 57244, that added together give a palindrome (57275).

The spelling of 3157244 in words is "three million, one hundred fifty-seven thousand, two hundred forty-four".