1823976 has 144 divisors (see below), whose sum is σ = 6402240. Its totient is φ = 463680.

The previous prime is 1823963. The next prime is 1823993. The reversal of 1823976 is 6793281.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is one of the 548 Lynch-Bell numbers.

Its product of digits (18144) is a multiple of the sum of its prime factors (84).

It is a self number, because there is not a number n which added to its sum of digits gives 1823976.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 38785 + ... + 38831.

It is an arithmetic number, because the mean of its divisors is an integer number (44460).

2^1823976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1823976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3201120).

1823976 is an abundant number, since it is smaller than the sum of its proper divisors (4578264).

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

1823976 is a wasteful number, since it uses less digits than its factorization.

1823976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 70 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 1823976 is about 1350.5465560283. The cubic root of 1823976 is about 122.1817589962.

The spelling of 1823976 in words is "one million, eight hundred twenty-three thousand, nine hundred seventy-six".