220262730 has 32 divisors (see below), whose sum is σ = 529257024. Its totient is φ = 58667136.

The previous prime is 220262729. The next prime is 220262741. The reversal of 220262730 is 37262022.

It is a self number, because there is not a number n which added to its sum of digits gives 220262730.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24534 + ... + 32286.

It is an arithmetic number, because the mean of its divisors is an integer number (16539282).

Almost surely, 2^220262730 is an apocalyptic number.

220262730 is an abundant number, since it is smaller than the sum of its proper divisors (308994294).

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

220262730 is a wasteful number, since it uses less digits than its factorization.

220262730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 220262730 is about 14841.2509580561. The cubic root of 220262730 is about 603.9212888820.

The spelling of 220262730 in words is "two hundred twenty million, two hundred sixty-two thousand, seven hundred thirty".