220286632 has 16 divisors (see below), whose sum is σ = 415116000. Its totient is φ = 109589040.

The previous prime is 220286611. The next prime is 220286653. The reversal of 220286632 is 236682022.

It is an interprime number because it is at equal distance from previous prime (220286611) and next prime (220286653).

It is a junction number, because it is equal to n+sod(n) for n = 220286594 and 220286603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67594 + ... + 70777.

It is an arithmetic number, because the mean of its divisors is an integer number (25944750).

Almost surely, 2^220286632 is an apocalyptic number.

It is an amenable number.

220286632 is a deficient number, since it is larger than the sum of its proper divisors (194829368).

220286632 is a wasteful number, since it uses less digits than its factorization.

220286632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138576 (or 138572 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 220286632 is about 14842.0561917815. The cubic root of 220286632 is about 603.9431331050.

The spelling of 220286632 in words is "two hundred twenty million, two hundred eighty-six thousand, six hundred thirty-two".