224552020 has 96 divisors (see below), whose sum is σ = 601767936. Its totient is φ = 68342400.

The previous prime is 224552011. The next prime is 224552021. The reversal of 224552020 is 20255422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 224551982 and 224552000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224552021) 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, 64525 + ... + 67915.

It is an arithmetic number, because the mean of its divisors is an integer number (6268416).

Almost surely, 2^224552020 is an apocalyptic number.

224552020 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 224552020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300883968).

224552020 is an abundant number, since it is smaller than the sum of its proper divisors (377215916).

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

224552020 is a wasteful number, since it uses less digits than its factorization.

224552020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461 (or 3459 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 224552020 is about 14985.0598931069. The cubic root of 224552020 is about 607.8162713842.

The spelling of 224552020 in words is "two hundred twenty-four million, five hundred fifty-two thousand, twenty".