3420213682 has 4 divisors (see below), whose sum is σ = 5130320526. Its totient is φ = 1710106840.

The previous prime is 3420213673. The next prime is 3420213691. The reversal of 3420213682 is 2863120243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2863120243 = 7591 ⋅377173.

It is an interprime number because it is at equal distance from previous prime (3420213673) and next prime (3420213691).

It can be written as a sum of positive squares in only one way, i.e., 3094808161 + 325405521 = 55631^2 + 18039^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 855053419 + ... + 855053422.

Almost surely, 2^3420213682 is an apocalyptic number.

3420213682 is a deficient number, since it is larger than the sum of its proper divisors (1710106844).

3420213682 is a wasteful number, since it uses less digits than its factorization.

3420213682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710106843.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 3420213682 is about 58482.5929828697. The cubic root of 3420213682 is about 1506.6686322209.

The spelling of 3420213682 in words is "three billion, four hundred twenty million, two hundred thirteen thousand, six hundred eighty-two".