3143746 has 4 divisors (see below), whose sum is σ = 4715622. Its totient is φ = 1571872.

The previous prime is 3143731. The next prime is 3143761. The reversal of 3143746 is 6473413.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3143731) and next prime (3143761).

It can be written as a sum of positive squares in only one way, i.e., 2927521 + 216225 = 1711^2 + 465^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785935 + ... + 785938.

Almost surely, 2^3143746 is an apocalyptic number.

3143746 is a deficient number, since it is larger than the sum of its proper divisors (1571876).

3143746 is a wasteful number, since it uses less digits than its factorization.

3143746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571875.

The product of its digits is 6048, while the sum is 28.

The square root of 3143746 is about 1773.0611946574. The cubic root of 3143746 is about 146.4926436917.

The spelling of 3143746 in words is "three million, one hundred forty-three thousand, seven hundred forty-six".