4208713728 has 56 divisors (see below), whose sum is σ = 11222617128. Its totient is φ = 1402896384.

The previous prime is 4208713721. The next prime is 4208713757. The reversal of 4208713728 is 8273178024.

It is a self number, because there is not a number n which added to its sum of digits gives 4208713728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4208713721) 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, 61051 + ... + 110202.

Almost surely, 2^4208713728 is an apocalyptic number.

4208713728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4208713728 is an abundant number, since it is smaller than the sum of its proper divisors (7013903400).

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

4208713728 is an equidigital number, since it uses as much as digits as its factorization.

4208713728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171282 (or 171258 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 4208713728 is about 64874.6000218884. The cubic root of 4208713728 is about 1614.5436672033.

The spelling of 4208713728 in words is "four billion, two hundred eight million, seven hundred thirteen thousand, seven hundred twenty-eight".