224695940 has 96 divisors (see below), whose sum is σ = 556464384. Its totient is φ = 74626560.

The previous prime is 224695909. The next prime is 224695943. The reversal of 224695940 is 49596422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (224695943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 708662 + ... + 708978.

It is an arithmetic number, because the mean of its divisors is an integer number (5796504).

Almost surely, 2^224695940 is an apocalyptic number.

224695940 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 224695940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278232192).

224695940 is an abundant number, since it is smaller than the sum of its proper divisors (331768444).

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

224695940 is a wasteful number, since it uses less digits than its factorization.

224695940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 224695940 is about 14989.8612401850. The cubic root of 224695940 is about 607.9460976279.

The spelling of 224695940 in words is "two hundred twenty-four million, six hundred ninety-five thousand, nine hundred forty".