222024040 has 64 divisors (see below), whose sum is σ = 575372160. Its totient is φ = 75528960.

The previous prime is 222024031. The next prime is 222024043. The reversal of 222024040 is 40420222.

It is not an unprimeable number, because it can be changed into a prime (222024043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33654 + ... + 39706.

It is an arithmetic number, because the mean of its divisors is an integer number (8990190).

Almost surely, 2^222024040 is an apocalyptic number.

222024040 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 222024040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287686080).

222024040 is an abundant number, since it is smaller than the sum of its proper divisors (353348120).

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

222024040 is a wasteful number, since it uses less digits than its factorization.

222024040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6202 (or 6198 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 222024040 is about 14900.4711334910. The cubic root of 222024040 is about 605.5267502251.

Adding to 222024040 its reverse (40420222), we get a palindrome (262444262).

The spelling of 222024040 in words is "two hundred twenty-two million, twenty-four thousand, forty".