4778476 has 24 divisors (see below), whose sum is σ = 8714160. Its totient is φ = 2290752.

The previous prime is 4778467. The next prime is 4778483. The reversal of 4778476 is 6748774.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12090 + ... + 12478.

It is an arithmetic number, because the mean of its divisors is an integer number (363090).

Almost surely, 2^4778476 is an apocalyptic number.

It is an amenable number.

4778476 is a deficient number, since it is larger than the sum of its proper divisors (3935684).

4778476 is a wasteful number, since it uses less digits than its factorization.

4778476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 511 counting only the distinct ones).

The product of its digits is 263424, while the sum is 43.

The square root of 4778476 is about 2185.9725524352. The cubic root of 4778476 is about 168.4340157306.

Adding to 4778476 its product of digits (263424), we get a triangular number (5041900 = T₃₁₇₅).

The spelling of 4778476 in words is "four million, seven hundred seventy-eight thousand, four hundred seventy-six".