4313986 has 4 divisors (see below), whose sum is σ = 6470982. Its totient is φ = 2156992.

The previous prime is 4313983. The next prime is 4313999. The reversal of 4313986 is 6893134.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6893134 = 2 ⋅3446567.

It can be written as a sum of positive squares in only one way, i.e., 3728761 + 585225 = 1931^2 + 765^2 .

It is a super-2 number, since 2×4313986² = 37220950416392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4313983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1078495 + ... + 1078498.

Almost surely, 2^4313986 is an apocalyptic number.

4313986 is a deficient number, since it is larger than the sum of its proper divisors (2156996).

4313986 is a wasteful number, since it uses less digits than its factorization.

4313986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156995.

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

The square root of 4313986 is about 2077.0137216687. The cubic root of 4313986 is about 162.7894454740.

The spelling of 4313986 in words is "four million, three hundred thirteen thousand, nine hundred eighty-six".