220224294 has 24 divisors (see below), whose sum is σ = 477837360. Its totient is φ = 73302768.

The previous prime is 220224293. The next prime is 220224331. The reversal of 220224294 is 492422022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220224293) 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, 4672 + ... + 21500.

It is an arithmetic number, because the mean of its divisors is an integer number (19909890).

Almost surely, 2^220224294 is an apocalyptic number.

220224294 is an abundant number, since it is smaller than the sum of its proper divisors (257613066).

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

220224294 is a wasteful number, since it uses less digits than its factorization.

220224294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17564 (or 17561 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 220224294 is about 14839.9559972393. The cubic root of 220224294 is about 603.8861586098.

The spelling of 220224294 in words is "two hundred twenty million, two hundred twenty-four thousand, two hundred ninety-four".