220705070 has 16 divisors (see below), whose sum is σ = 401366448. Its totient is φ = 87371520.

The previous prime is 220705057. The next prime is 220705081. The reversal of 220705070 is 70507022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112796 + ... + 114735.

It is an arithmetic number, because the mean of its divisors is an integer number (25085403).

Almost surely, 2^220705070 is an apocalyptic number.

220705070 is a deficient number, since it is larger than the sum of its proper divisors (180661378).

220705070 is a wasteful number, since it uses less digits than its factorization.

220705070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227635.

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 220705070 is about 14856.1458662737. The cubic root of 220705070 is about 604.3252911331.

The spelling of 220705070 in words is "two hundred twenty million, seven hundred five thousand, seventy".