1994260 has 12 divisors (see below), whose sum is σ = 4187988. Its totient is φ = 797696.

The previous prime is 1994227. The next prime is 1994299. The reversal of 1994260 is 624991.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 544644 + 1449616 = 738^2 + 1204^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 49837 + ... + 49876.

It is an arithmetic number, because the mean of its divisors is an integer number (348999).

2^1994260 is an apocalyptic number.

1994260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1994260 is an abundant number, since it is smaller than the sum of its proper divisors (2193728).

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

1994260 is a wasteful number, since it uses less digits than its factorization.

1994260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99722 (or 99720 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1994260 is about 1412.1827077259. The cubic root of 1994260 is about 125.8714570488.

It can be divided in two parts, 19942 and 60, that added together give a palindrome (20002).

The spelling of 1994260 in words is "one million, nine hundred ninety-four thousand, two hundred sixty".