1826994 has 32 divisors (see below), whose sum is σ = 4011840. Its totient is φ = 551232.

The previous prime is 1826987. The next prime is 1826999. The reversal of 1826994 is 4996281.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1826999) 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 15 ways as a sum of consecutive naturals, for example, 4404 + ... + 4800.

It is an arithmetic number, because the mean of its divisors is an integer number (125370).

2^1826994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1826994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2005920).

1826994 is an abundant number, since it is smaller than the sum of its proper divisors (2184846).

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

1826994 is a wasteful number, since it uses less digits than its factorization.

1826994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474.

The product of its digits is 31104, while the sum is 39.

The square root of 1826994 is about 1351.6634196426. The cubic root of 1826994 is about 122.2491102766.

The spelling of 1826994 in words is "one million, eight hundred twenty-six thousand, nine hundred ninety-four".