224402022 has 64 divisors (see below), whose sum is σ = 539098560. Its totient is φ = 68781312.

The previous prime is 224402011. The next prime is 224402033. The reversal of 224402022 is 220204422.

224402022 is a `hidden beast` number, since 22 + 440 + 202 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (224402011) and next prime (224402033).

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

It is a junction number, because it is equal to n+sod(n) for n = 224401986 and 224402004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261418 + ... + 262274.

It is an arithmetic number, because the mean of its divisors is an integer number (8423415).

Almost surely, 2^224402022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224402022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269549280).

224402022 is an abundant number, since it is smaller than the sum of its proper divisors (314696538).

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

224402022 is a wasteful number, since it uses less digits than its factorization.

224402022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 224402022 is about 14980.0541387540. The cubic root of 224402022 is about 607.6809032959.

Adding to 224402022 its reverse (220204422), we get a palindrome (444606444).

It can be divided in two parts, 22 and 4402022, that added together give a palindrome (4402044).

The spelling of 224402022 in words is "two hundred twenty-four million, four hundred two thousand, twenty-two".