222970406472 has 108 divisors (see below), whose sum is σ = 663898160835. Its totient is φ = 67553434080.

The previous prime is 222970406459. The next prime is 222970406473. The reversal of 222970406472 is 274604079222.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 111485203236 + 111485203236 = 333894^2 + 333894^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333894.

It is not an unprimeable number, because it can be changed into a prime (222970406473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 44071479 + ... + 44076537.

Almost surely, 2^222970406472 is an apocalyptic number.

222970406472 is a gapful number since it is divisible by the number (22) 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 222970406472

222970406472 is an abundant number, since it is smaller than the sum of its proper divisors (440927754363).

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

222970406472 is an equidigital number, since it uses as much as digits as its factorization.

222970406472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10152 (or 5075 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 222970406472 in words is "two hundred twenty-two billion, nine hundred seventy million, four hundred six thousand, four hundred seventy-two".