1826818 has 16 divisors (see below), whose sum is σ = 3196800. Its totient is φ = 782628.

The previous prime is 1826807. The next prime is 1826819. The reversal of 1826818 is 8186281.

It is not an unprimeable number, because it can be changed into a prime (1826819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646 + ... + 2017.

It is an arithmetic number, because the mean of its divisors is an integer number (199800).

2^1826818 is an apocalyptic number.

1826818 is a deficient number, since it is larger than the sum of its proper divisors (1369982).

1826818 is an equidigital number, since it uses as much as digits as its factorization.

1826818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686 (or 2672 counting only the distinct ones).

The product of its digits is 6144, while the sum is 34.

The square root of 1826818 is about 1351.5983131093. The cubic root of 1826818 is about 122.2451846052.

The spelling of 1826818 in words is "one million, eight hundred twenty-six thousand, eight hundred eighteen".