220293000 has 256 divisors, whose sum is σ = 786240000. Its totient is φ = 57024000.

The previous prime is 220292993. The next prime is 220293013. The reversal of 220293000 is 392022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1106901 + ... + 1107099.

It is an arithmetic number, because the mean of its divisors is an integer number (3071250).

Almost surely, 2^220293000 is an apocalyptic number.

220293000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220293000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393120000).

220293000 is an abundant number, since it is smaller than the sum of its proper divisors (565947000).

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

220293000 is a wasteful number, since it uses less digits than its factorization.

220293000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 220293000 is about 14842.2707157631. The cubic root of 220293000 is about 603.9489526029.

The spelling of 220293000 in words is "two hundred twenty million, two hundred ninety-three thousand".