220705016 has 48 divisors (see below), whose sum is σ = 509716800. Its totient is φ = 89021184.

The previous prime is 220705003. The next prime is 220705019. The reversal of 220705016 is 610507022.

It is a junction number, because it is equal to n+sod(n) for n = 220704982 and 220705000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220705019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9896 + ... + 23223.

It is an arithmetic number, because the mean of its divisors is an integer number (10619100).

Almost surely, 2^220705016 is an apocalyptic number.

It is an amenable number.

220705016 is an abundant number, since it is smaller than the sum of its proper divisors (289011784).

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

220705016 is a wasteful number, since it uses less digits than its factorization.

220705016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33156 (or 33145 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 220705016 is about 14856.1440488439. The cubic root of 220705016 is about 604.3252418462.

The spelling of 220705016 in words is "two hundred twenty million, seven hundred five thousand, sixteen".