1826013 has 16 divisors (see below), whose sum is σ = 2816640. Its totient is φ = 1030656.

The previous prime is 1826003. The next prime is 1826023. The reversal of 1826013 is 3106281.

It is an interprime number because it is at equal distance from previous prime (1826003) and next prime (1826023).

It is not a de Polignac number, because 1826013 - 2⁸ = 1825757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1826003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1381 + ... + 2357.

It is an arithmetic number, because the mean of its divisors is an integer number (176040).

2^1826013 is an apocalyptic number.

It is an amenable number.

1826013 is a deficient number, since it is larger than the sum of its proper divisors (990627).

1826013 is an equidigital number, since it uses as much as digits as its factorization.

1826013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1826013 is about 1351.3004847183. The cubic root of 1826013 is about 122.2272259047.

The spelling of 1826013 in words is "one million, eight hundred twenty-six thousand, thirteen".