1841418 has 12 divisors (see below), whose sum is σ = 3989778. Its totient is φ = 613800.

The previous prime is 1841401. The next prime is 1841429. The reversal of 1841418 is 8141481.

It can be written as a sum of positive squares in only one way, i.e., 1734489 + 106929 = 1317^2 + 327^2 .

It is a super-3 number, since 3×1841418³ = 18731752333343059896, which contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1841391 and 1841400.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51133 + ... + 51168.

2^1841418 is an apocalyptic number.

1841418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1841418 is an abundant number, since it is smaller than the sum of its proper divisors (2148360).

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

1841418 is a wasteful number, since it uses less digits than its factorization.

1841418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102309 (or 102306 counting only the distinct ones).

The product of its digits is 1024, while the sum is 27.

The square root of 1841418 is about 1356.9885776970. The cubic root of 1841418 is about 122.5699836124.

Adding to 1841418 its reverse (8141481), we get a palindrome (9982899).

The spelling of 1841418 in words is "one million, eight hundred forty-one thousand, four hundred eighteen".