222225717400 has 24 divisors (see below), whose sum is σ = 516674793420. Its totient is φ = 88890286880.

The previous prime is 222225717383. The next prime is 222225717403. The reversal of 222225717400 is 4717522222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222225717403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555564094 + ... + 555564493.

Almost surely, 2^222225717400 is an apocalyptic number.

222225717400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222225717400 is an abundant number, since it is smaller than the sum of its proper divisors (294449076020).

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

222225717400 is a wasteful number, since it uses less digits than its factorization.

222225717400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111128603 (or 1111128594 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 34.

The spelling of 222225717400 in words is "two hundred twenty-two billion, two hundred twenty-five million, seven hundred seventeen thousand, four hundred".