3423986 has 4 divisors (see below), whose sum is σ = 5135982. Its totient is φ = 1711992.

The previous prime is 3423983. The next prime is 3424019. The reversal of 3423986 is 6893243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6893243 = 7 ⋅984749.

It can be written as a sum of positive squares in only one way, i.e., 2907025 + 516961 = 1705^2 + 719^2 .

It is not an unprimeable number, because it can be changed into a prime (3423983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 855995 + ... + 855998.

Almost surely, 2^3423986 is an apocalyptic number.

3423986 is a deficient number, since it is larger than the sum of its proper divisors (1711996).

3423986 is a wasteful number, since it uses less digits than its factorization.

3423986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711995.

The product of its digits is 31104, while the sum is 35.

The square root of 3423986 is about 1850.4015780365. The cubic root of 3423986 is about 150.7222354437.

The spelling of 3423986 in words is "three million, four hundred twenty-three thousand, nine hundred eighty-six".