221480088 has 16 divisors (see below), whose sum is σ = 553700280. Its totient is φ = 73826688.

The previous prime is 221480071. The next prime is 221480123. The reversal of 221480088 is 880084122.

It is a congruent number.

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, 4614145 + ... + 4614192.

Almost surely, 2^221480088 is an apocalyptic number.

It is an amenable number.

221480088 is an abundant number, since it is smaller than the sum of its proper divisors (332220192).

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

221480088 is a wasteful number, since it uses less digits than its factorization.

221480088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9228346 (or 9228342 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 33.

The square root of 221480088 is about 14882.2070943795. The cubic root of 221480088 is about 605.0318385904.

The spelling of 221480088 in words is "two hundred twenty-one million, four hundred eighty thousand, eighty-eight".