4673781398 has 16 divisors (see below), whose sum is σ = 8236314576. Its totient is φ = 1961027040.

The previous prime is 4673781391. The next prime is 4673781407. The reversal of 4673781398 is 8931873764.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4673781391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8170661 + ... + 8171232.

It is an arithmetic number, because the mean of its divisors is an integer number (514769661).

Almost surely, 2^4673781398 is an apocalyptic number.

4673781398 is a deficient number, since it is larger than the sum of its proper divisors (3562533178).

4673781398 is a wasteful number, since it uses less digits than its factorization.

4673781398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16341919.

The product of its digits is 6096384, while the sum is 56.

The square root of 4673781398 is about 68365.0597747124. The cubic root of 4673781398 is about 1671.9481249120.

The spelling of 4673781398 in words is "four billion, six hundred seventy-three million, seven hundred eighty-one thousand, three hundred ninety-eight".