222398365400 has 48 divisors (see below), whose sum is σ = 518557956000. Its totient is φ = 88704420480.

The previous prime is 222398365391. The next prime is 222398365417. The reversal of 222398365400 is 4563893222.

It is a super-2 number, since 2×222398365400² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1523312 + ... + 1662911.

It is an arithmetic number, because the mean of its divisors is an integer number (10803290750).

Almost surely, 2^222398365400 is an apocalyptic number.

222398365400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222398365400 is an abundant number, since it is smaller than the sum of its proper divisors (296159590600).

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

222398365400 is a wasteful number, since it uses less digits than its factorization.

222398365400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186588 (or 3186579 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 222398365400 in words is "two hundred twenty-two billion, three hundred ninety-eight million, three hundred sixty-five thousand, four hundred".