4778459274 has 8 divisors (see below), whose sum is σ = 9556918560. Its totient is φ = 1592819756.

The previous prime is 4778459269. The next prime is 4778459281. The reversal of 4778459274 is 4729548774.

It is a sphenic number, since it is the product of 3 distinct primes.

4778459274 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398204934 + ... + 398204945.

It is an arithmetic number, because the mean of its divisors is an integer number (1194614820).

Almost surely, 2^4778459274 is an apocalyptic number.

4778459274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4778459274 is a wasteful number, since it uses less digits than its factorization.

4778459274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796409884.

The product of its digits is 15805440, while the sum is 57.

The square root of 4778459274 is about 69126.4007019026. The cubic root of 4778459274 is about 1684.3381920831.

The spelling of 4778459274 in words is "four billion, seven hundred seventy-eight million, four hundred fifty-nine thousand, two hundred seventy-four".