4473194887 has 18 divisors (see below), whose sum is σ = 5434285592. Its totient is φ = 3606201024.

The previous prime is 4473194863. The next prime is 4473194893. The reversal of 4473194887 is 7884913744.

It is a happy number.

It is not a de Polignac number, because 4473194887 - 2¹¹ = 4473192839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4473194087) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3007458 + ... + 3008944.

Almost surely, 2^4473194887 is an apocalyptic number.

4473194887 is a deficient number, since it is larger than the sum of its proper divisors (961090705).

4473194887 is an frugal number, since it uses more digits than its factorization.

4473194887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3015 (or 1511 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 55.

The square root of 4473194887 is about 66881.9473924018. The cubic root of 4473194887 is about 1647.6790001412.

The spelling of 4473194887 in words is "four billion, four hundred seventy-three million, one hundred ninety-four thousand, eight hundred eighty-seven".