4778196 has 36 divisors (see below), whose sum is σ = 11777472. Its totient is φ = 1507536.

The previous prime is 4778183. The next prime is 4778197. The reversal of 4778196 is 6918774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4778197) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3781 + ... + 4883.

It is an arithmetic number, because the mean of its divisors is an integer number (327152).

Almost surely, 2^4778196 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 4778196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5888736).

4778196 is an abundant number, since it is smaller than the sum of its proper divisors (6999276).

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

4778196 is a wasteful number, since it uses less digits than its factorization.

4778196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1127 counting only the distinct ones).

The product of its digits is 84672, while the sum is 42.

The square root of 4778196 is about 2185.9085067770. The cubic root of 4778196 is about 168.4307258082.

The spelling of 4778196 in words is "four million, seven hundred seventy-eight thousand, one hundred ninety-six".