3143698 has 4 divisors (see below), whose sum is σ = 4715550. Its totient is φ = 1571848.

The previous prime is 3143671. The next prime is 3143711. The reversal of 3143698 is 8963413.

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

It can be written as a sum of positive squares in only one way, i.e., 3143529 + 169 = 1773^2 + 13^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785923 + ... + 785926.

Almost surely, 2^3143698 is an apocalyptic number.

3143698 is a deficient number, since it is larger than the sum of its proper divisors (1571852).

3143698 is a wasteful number, since it uses less digits than its factorization.

3143698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571851.

The product of its digits is 15552, while the sum is 34.

The square root of 3143698 is about 1773.0476586939. The cubic root of 3143698 is about 146.4918981180.

The spelling of 3143698 in words is "three million, one hundred forty-three thousand, six hundred ninety-eight".