4278297000 has 128 divisors (see below), whose sum is σ = 13423737600. Its totient is φ = 1134432000.

The previous prime is 4278296989. The next prime is 4278297019. The reversal of 4278297000 is 7928724.

It is a self number, because there is not a number n which added to its sum of digits gives 4278297000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 539061 + ... + 546939.

It is an arithmetic number, because the mean of its divisors is an integer number (104872950).

Almost surely, 2^4278297000 is an apocalyptic number.

4278297000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4278297000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6711868800).

4278297000 is an abundant number, since it is smaller than the sum of its proper divisors (9145440600).

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

4278297000 is a wasteful number, since it uses less digits than its factorization.

4278297000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8084 (or 8070 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 4278297000 is about 65408.6920829334. The cubic root of 4278297000 is about 1623.3929042318.

The spelling of 4278297000 in words is "four billion, two hundred seventy-eight million, two hundred ninety-seven thousand".