8220635104 has 48 divisors (see below), whose sum is σ = 18264521520. Its totient is φ = 3607797760.

The previous prime is 8220635089. The next prime is 8220635113. The reversal of 8220635104 is 4015360228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392449 + ... + 412864.

It is an arithmetic number, because the mean of its divisors is an integer number (380510865).

Almost surely, 2^8220635104 is an apocalyptic number.

It is an amenable number.

8220635104 is an abundant number, since it is smaller than the sum of its proper divisors (10043886416).

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

8220635104 is a wasteful number, since it uses less digits than its factorization.

8220635104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805363 (or 805355 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 8220635104 is about 90667.7180919427. The cubic root of 8220635104 is about 2018.2197745543.

The spelling of 8220635104 in words is "eight billion, two hundred twenty million, six hundred thirty-five thousand, one hundred four".