3461873638 has 4 divisors (see below), whose sum is σ = 5192810460. Its totient is φ = 1730936818.

The previous prime is 3461873603. The next prime is 3461873651. The reversal of 3461873638 is 8363781643.

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: 8363781643 = 7 ⋅1194825949.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3461873591 and 3461873600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 865468408 + ... + 865468411.

It is an arithmetic number, because the mean of its divisors is an integer number (1298202615).

Almost surely, 2^3461873638 is an apocalyptic number.

3461873638 is a deficient number, since it is larger than the sum of its proper divisors (1730936822).

3461873638 is a wasteful number, since it uses less digits than its factorization.

3461873638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730936821.

The product of its digits is 1741824, while the sum is 49.

The square root of 3461873638 is about 58837.6889247020. The cubic root of 3461873638 is about 1512.7612936366.

The spelling of 3461873638 in words is "three billion, four hundred sixty-one million, eight hundred seventy-three thousand, six hundred thirty-eight".