1882404 has 18 divisors (see below), whose sum is σ = 4758390. Its totient is φ = 627456.

The previous prime is 1882403. The next prime is 1882409. The reversal of 1882404 is 4042881.

It can be written as a sum of positive squares in only one way, i.e., 1557504 + 324900 = 1248^2 + 570^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (1882403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26109 + ... + 26180.

It is an arithmetic number, because the mean of its divisors is an integer number (264355).

2^1882404 is an apocalyptic number.

It is an amenable number.

1882404 is an abundant number, since it is smaller than the sum of its proper divisors (2875986).

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

1882404 is a wasteful number, since it uses less digits than its factorization.

1882404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52299 (or 52294 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 1882404 is about 1372.0072886104. The cubic root of 1882404 is about 123.4727001785.

The spelling of 1882404 in words is "one million, eight hundred eighty-two thousand, four hundred four".