220072134 has 8 divisors (see below), whose sum is σ = 440144280. Its totient is φ = 73357376.

The previous prime is 220072129. The next prime is 220072141. The reversal of 220072134 is 431270022.

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

220072134 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 220072134.

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, 18339339 + ... + 18339350.

It is an arithmetic number, because the mean of its divisors is an integer number (55018035).

Almost surely, 2^220072134 is an apocalyptic number.

220072134 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.

220072134 is a wasteful number, since it uses less digits than its factorization.

220072134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36678694.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 220072134 is about 14834.8284115456. The cubic root of 220072134 is about 603.7470451527.

The spelling of 220072134 in words is "two hundred twenty million, seventy-two thousand, one hundred thirty-four".