1942200 has 144 divisors (see below), whose sum is σ = 7108920. Its totient is φ = 472320.

The previous prime is 1942183. The next prime is 1942201. The reversal of 1942200 is 22491.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1942201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23359 + ... + 23441.

2^1942200 is an apocalyptic number.

1942200 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 1942200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3554460).

1942200 is an abundant number, since it is smaller than the sum of its proper divisors (5166720).

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

1942200 is a wasteful number, since it uses less digits than its factorization.

1942200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1942200 is about 1393.6283579204. The cubic root of 1942200 is about 124.7664974173.

Adding to 1942200 its reverse (22491), we get a palindrome (1964691).

The spelling of 1942200 in words is "one million, nine hundred forty-two thousand, two hundred".