3894144573 has 24 divisors (see below), whose sum is σ = 5759538400. Its totient is φ = 2338411680.

The previous prime is 3894144571. The next prime is 3894144589. The reversal of 3894144573 is 3754414983.

It is not a de Polignac number, because 3894144573 - 2¹ = 3894144571 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894144571) 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 in 23 ways as a sum of consecutive naturals, for example, 9643 + ... + 88776.

Almost surely, 2^3894144573 is an apocalyptic number.

3894144573 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3894144573 is a deficient number, since it is larger than the sum of its proper divisors (1865393827).

3894144573 is a wasteful number, since it uses less digits than its factorization.

3894144573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98553 (or 98542 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The square root of 3894144573 is about 62403.0814383392. The cubic root of 3894144573 is about 1573.2727614762.

The spelling of 3894144573 in words is "three billion, eight hundred ninety-four million, one hundred forty-four thousand, five hundred seventy-three".