8621632227 has 16 divisors (see below), whose sum is σ = 12806670240. Its totient is φ = 5122666752.

The previous prime is 8621632207. The next prime is 8621632249. The reversal of 8621632227 is 7222361268.

It is not a de Polignac number, because 8621632227 - 2⁶ = 8621632163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (8621632207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3810378 + ... + 3812639.

It is an arithmetic number, because the mean of its divisors is an integer number (800416890).

Almost surely, 2^8621632227 is an apocalyptic number.

8621632227 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

8621632227 is a deficient number, since it is larger than the sum of its proper divisors (4185038013).

8621632227 is a wasteful number, since it uses less digits than its factorization.

8621632227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623062.

The product of its digits is 96768, while the sum is 39.

The square root of 8621632227 is about 92852.7448544199. The cubic root of 8621632227 is about 2050.5160094649.

The spelling of 8621632227 in words is "eight billion, six hundred twenty-one million, six hundred thirty-two thousand, two hundred twenty-seven".