4080528447 has 4 divisors (see below), whose sum is σ = 5440704600. Its totient is φ = 2720352296.

The previous prime is 4080528437. The next prime is 4080528451. The reversal of 4080528447 is 7448250804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4080528447 - 2¹¹ = 4080526399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4080528399 and 4080528408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4080528427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680088072 + ... + 680088077.

It is an arithmetic number, because the mean of its divisors is an integer number (1360176150).

Almost surely, 2^4080528447 is an apocalyptic number.

4080528447 is a deficient number, since it is larger than the sum of its proper divisors (1360176153).

4080528447 is a wasteful number, since it uses less digits than its factorization.

4080528447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360176152.

The product of its (nonzero) digits is 286720, while the sum is 42.

The square root of 4080528447 is about 63879.0141360995. The cubic root of 4080528447 is about 1597.9829330890.

The spelling of 4080528447 in words is "four billion, eighty million, five hundred twenty-eight thousand, four hundred forty-seven".