1873222400 has 108 divisors (see below), whose sum is σ = 5299004592. Its totient is φ = 642232320.

The previous prime is 1873222319. The next prime is 1873222409. The reversal of 1873222400 is 42223781.

It is not an unprimeable number, because it can be changed into a prime (1873222409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23894 + ... + 65706.

Almost surely, 2^1873222400 is an apocalyptic number.

1873222400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1873222400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649502296).

1873222400 is an abundant number, since it is smaller than the sum of its proper divisors (3425782192).

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

1873222400 is an equidigital number, since it uses as much as digits as its factorization.

1873222400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41846 (or 41827 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 1873222400 is about 43280.7393652188. The cubic root of 1873222400 is about 1232.7162305238.

The spelling of 1873222400 in words is "one billion, eight hundred seventy-three million, two hundred twenty-two thousand, four hundred".