1940204 has 36 divisors (see below), whose sum is σ = 4165560. Its totient is φ = 786240.

The previous prime is 1940201. The next prime is 1940219. The reversal of 1940204 is 4020491.

It is not an unprimeable number, because it can be changed into a prime (1940201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3464 + ... + 3984.

It is an arithmetic number, because the mean of its divisors is an integer number (115710).

2^1940204 is an apocalyptic number.

1940204 is a gapful number since it is divisible by the number (14) 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 1940204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2082780).

1940204 is an abundant number, since it is smaller than the sum of its proper divisors (2225356).

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

1940204 is a wasteful number, since it uses less digits than its factorization.

1940204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1940204 is about 1392.9120575255. The cubic root of 1940204 is about 124.7237419015.

Adding to 1940204 its reverse (4020491), we get a palindrome (5960695).

It can be divided in two parts, 19 and 40204, that multiplied together give a square (763876 = 874²).

The spelling of 1940204 in words is "one million, nine hundred forty thousand, two hundred four".