3143726 has 16 divisors (see below), whose sum is σ = 4847040. Its totient is φ = 1528800.

The previous prime is 3143719. The next prime is 3143729. The reversal of 3143726 is 6273413.

3143726 = 124² + 125² + ... + 224².

It is a junction number, because it is equal to n+sod(n) for n = 3143695 and 3143704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3143729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15860 + ... + 16056.

It is an arithmetic number, because the mean of its divisors is an integer number (302940).

Almost surely, 2^3143726 is an apocalyptic number.

3143726 is a deficient number, since it is larger than the sum of its proper divisors (1703314).

3143726 is a wasteful number, since it uses less digits than its factorization.

3143726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379.

The product of its digits is 3024, while the sum is 26.

The square root of 3143726 is about 1773.0555546852. The cubic root of 3143726 is about 146.4923330369.

The spelling of 3143726 in words is "three million, one hundred forty-three thousand, seven hundred twenty-six".