4194192408 has 64 divisors (see below), whose sum is σ = 12033246720. Its totient is φ = 1193356800.

The previous prime is 4194192407. The next prime is 4194192463. The reversal of 4194192408 is 8042914914.

It is a happy number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 4194192408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4194192407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11308 + ... + 92283.

It is an arithmetic number, because the mean of its divisors is an integer number (188019480).

Almost surely, 2^4194192408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4194192408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6016623360).

4194192408 is an abundant number, since it is smaller than the sum of its proper divisors (7839054312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4194192408 is a wasteful number, since it uses less digits than its factorization.

4194192408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103848 (or 103844 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 4194192408 is about 64762.5849391452. The cubic root of 4194192408 is about 1612.6846414610.

The spelling of 4194192408 in words is "four billion, one hundred ninety-four million, one hundred ninety-two thousand, four hundred eight".