8632462221 has 32 divisors (see below), whose sum is σ = 13020134400. Its totient is φ = 5651109360.

The previous prime is 8632462199. The next prime is 8632462243. The reversal of 8632462221 is 1222642368.

8632462221 is a `hidden beast` number, since 8 + 6 + 3 + 2 + 4 + 622 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (8632462199) and next prime (8632462243).

It is not a de Polignac number, because 8632462221 - 2⁷ = 8632462093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8632462121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1735480 + ... + 1740446.

It is an arithmetic number, because the mean of its divisors is an integer number (406879200).

Almost surely, 2^8632462221 is an apocalyptic number.

It is an amenable number.

8632462221 is a deficient number, since it is larger than the sum of its proper divisors (4387672179).

8632462221 is a wasteful number, since it uses less digits than its factorization.

8632462221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6126 (or 6120 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 8632462221 is about 92911.0446663904. The cubic root of 8632462221 is about 2051.3742299489.

The spelling of 8632462221 in words is "eight billion, six hundred thirty-two million, four hundred sixty-two thousand, two hundred twenty-one".