222288828240 has 40 divisors (see below), whose sum is σ = 689095368288. Its totient is φ = 59277020800.

The previous prime is 222288828169. The next prime is 222288828263. The reversal of 222288828240 is 42828882222.

222288828240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 222288828240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463101486 + ... + 463101965.

Almost surely, 2^222288828240 is an apocalyptic number.

222288828240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222288828240 is an abundant number, since it is smaller than the sum of its proper divisors (466806540048).

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

222288828240 is a wasteful number, since it uses less digits than its factorization.

222288828240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926203467 (or 926203461 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 48.

The spelling of 222288828240 in words is "two hundred twenty-two billion, two hundred eighty-eight million, eight hundred twenty-eight thousand, two hundred forty".