1922008238773 has 8 divisors (see below), whose sum is σ = 2196955670400. Its totient is φ = 1647154513680.

The previous prime is 1922008238767. The next prime is 1922008238809. The reversal of 1922008238773 is 3778328002291.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1922008238773 is a prime.

It is a super-2 number, since 2×1922008238773² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1922008238773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922008238753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23382673 + ... + 23464726.

It is an arithmetic number, because the mean of its divisors is an integer number (274619458800).

Almost surely, 2^{1922008238773} is an apocalyptic number.

It is an amenable number.

1922008238773 is a deficient number, since it is larger than the sum of its proper divisors (274947431627).

1922008238773 is an equidigital number, since it uses as much as digits as its factorization.

1922008238773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46853267.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 1922008238773 in words is "one trillion, nine hundred twenty-two billion, eight million, two hundred thirty-eight thousand, seven hundred seventy-three".