8820216427 has 8 divisors (see below), whose sum is σ = 9642147840. Its totient is φ = 8001633960.

The previous prime is 8820216401. The next prime is 8820216443. The reversal of 8820216427 is 7246120288.

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

It is a cyclic number.

It is not a de Polignac number, because 8820216427 - 2⁷ = 8820216299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8820216427.

It is not an unprimeable number, because it can be changed into a prime (8820214427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831723 + ... + 842260.

It is an arithmetic number, because the mean of its divisors is an integer number (1205268480).

Almost surely, 2^8820216427 is an apocalyptic number.

8820216427 is a deficient number, since it is larger than the sum of its proper divisors (821931413).

8820216427 is a wasteful number, since it uses less digits than its factorization.

8820216427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674473.

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 8820216427 is about 93916.0072990755. The cubic root of 8820216427 is about 2066.1400078081.

The spelling of 8820216427 in words is "eight billion, eight hundred twenty million, two hundred sixteen thousand, four hundred twenty-seven".