1722200022004 has 48 divisors (see below), whose sum is σ = 3758133012480. Its totient is φ = 670878862560.

The previous prime is 1722200021963. The next prime is 1722200022007. The reversal of 1722200022004 is 4002200022271.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1722200022007) 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, 1476537 + ... + 2371615.

It is an arithmetic number, because the mean of its divisors is an integer number (78294437760).

Almost surely, 2^{1722200022004} is an apocalyptic number.

1722200022004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1722200022004 is an abundant number, since it is smaller than the sum of its proper divisors (2035932990476).

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

1722200022004 is a wasteful number, since it uses less digits than its factorization.

1722200022004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901348 (or 901346 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

Adding to 1722200022004 its reverse (4002200022271), we get a palindrome (5724400044275).

The spelling of 1722200022004 in words is "one trillion, seven hundred twenty-two billion, two hundred million, twenty-two thousand, four".