3873280634 has 4 divisors (see below), whose sum is σ = 5809920954. Its totient is φ = 1936640316.

The previous prime is 3873280627. The next prime is 3873280637. The reversal of 3873280634 is 4360823783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4360823783 = 11831 ⋅368593.

It can be written as a sum of positive squares in only one way, i.e., 3737488225 + 135792409 = 61135^2 + 11653^2 .

It is not an unprimeable number, because it can be changed into a prime (3873280637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 968320157 + ... + 968320160.

Almost surely, 2^3873280634 is an apocalyptic number.

3873280634 is a deficient number, since it is larger than the sum of its proper divisors (1936640320).

3873280634 is a wasteful number, since it uses less digits than its factorization.

3873280634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936640319.

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 3873280634 is about 62235.6861776264. The cubic root of 3873280634 is about 1570.4579828782.

The spelling of 3873280634 in words is "three billion, eight hundred seventy-three million, two hundred eighty thousand, six hundred thirty-four".