1822416 has 20 divisors (see below), whose sum is σ = 4708032. Its totient is φ = 607456.

The previous prime is 1822411. The next prime is 1822427. The reversal of 1822416 is 6142281.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1822411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18936 + ... + 19031.

2^1822416 is an apocalyptic number.

1822416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1822416 is an abundant number, since it is smaller than the sum of its proper divisors (2885616).

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

1822416 is a wasteful number, since it uses less digits than its factorization.

1822416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37978 (or 37972 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

The square root of 1822416 is about 1349.9688885304. The cubic root of 1822416 is about 122.1469160835.

Adding to 1822416 its reverse (6142281), we get a palindrome (7964697).

The spelling of 1822416 in words is "one million, eight hundred twenty-two thousand, four hundred sixteen".