2055404 has 36 divisors (see below), whose sum is σ = 4097184. Its totient is φ = 896448.

The previous prime is 2055397. The next prime is 2055409. The reversal of 2055404 is 4045502.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2055409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43709 + ... + 43755.

2^2055404 is an apocalyptic number.

It is an amenable number.

2055404 is a deficient number, since it is larger than the sum of its proper divisors (2041780).

2055404 is a wasteful number, since it uses less digits than its factorization.

2055404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 2055404 is about 1433.6680229398. The cubic root of 2055404 is about 127.1449354900.

The spelling of 2055404 in words is "two million, fifty-five thousand, four hundred four".