4278032528 has 80 divisors (see below), whose sum is σ = 10364765184. Its totient is φ = 1661796480.

The previous prime is 4278032513. The next prime is 4278032531. The reversal of 4278032528 is 8252308724.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422501 + ... + 432507.

Almost surely, 2^4278032528 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 4278032528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5182382592).

4278032528 is an abundant number, since it is smaller than the sum of its proper divisors (6086732656).

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

4278032528 is a wasteful number, since it uses less digits than its factorization.

4278032528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10380 (or 10374 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 4278032528 is about 65406.6703631977. The cubic root of 4278032528 is about 1623.3594523844.

The spelling of 4278032528 in words is "four billion, two hundred seventy-eight million, thirty-two thousand, five hundred twenty-eight".