3837216634 has 4 divisors (see below), whose sum is σ = 5755824954. Its totient is φ = 1918608316.

The previous prime is 3837216631. The next prime is 3837216637. The reversal of 3837216634 is 4366127383.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4366127383 = 27697 ⋅157639.

It is an interprime number because it is at equal distance from previous prime (3837216631) and next prime (3837216637).

It can be written as a sum of positive squares in only one way, i.e., 3831238609 + 5978025 = 61897^2 + 2445^2 .

It is not an unprimeable number, because it can be changed into a prime (3837216631) 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, 959304157 + ... + 959304160.

Almost surely, 2^3837216634 is an apocalyptic number.

3837216634 is a deficient number, since it is larger than the sum of its proper divisors (1918608320).

3837216634 is a wasteful number, since it uses less digits than its factorization.

3837216634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918608319.

The product of its digits is 435456, while the sum is 43.

The square root of 3837216634 is about 61945.2712803810. The cubic root of 3837216634 is about 1565.5686139929.

The spelling of 3837216634 in words is "three billion, eight hundred thirty-seven million, two hundred sixteen thousand, six hundred thirty-four".