221065062 has 8 divisors (see below), whose sum is σ = 442130136. Its totient is φ = 73688352.

The previous prime is 221065051. The next prime is 221065069. The reversal of 221065062 is 260560122.

It is a sphenic number, since it is the product of 3 distinct primes.

221065062 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221065069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18422083 + ... + 18422094.

It is an arithmetic number, because the mean of its divisors is an integer number (55266267).

Almost surely, 2^221065062 is an apocalyptic number.

221065062 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

221065062 is a wasteful number, since it uses less digits than its factorization.

221065062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36844182.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 221065062 is about 14868.2568581525. The cubic root of 221065062 is about 604.6536842750.

The spelling of 221065062 in words is "two hundred twenty-one million, sixty-five thousand, sixty-two".