224770938 has 96 divisors (see below), whose sum is σ = 555024960. Its totient is φ = 60399360.

The previous prime is 224770937. The next prime is 224770961. The reversal of 224770938 is 839077422.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 224770938.

It is not an unprimeable number, because it can be changed into a prime (224770937) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 349245 + ... + 349887.

It is an arithmetic number, because the mean of its divisors is an integer number (5781510).

Almost surely, 2^224770938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224770938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277512480).

224770938 is an abundant number, since it is smaller than the sum of its proper divisors (330254022).

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

224770938 is a wasteful number, since it uses less digits than its factorization.

224770938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 224770938 is about 14992.3626556991. The cubic root of 224770938 is about 608.0137292750.

The spelling of 224770938 in words is "two hundred twenty-four million, seven hundred seventy thousand, nine hundred thirty-eight".