2065404 has 24 divisors (see below), whose sum is σ = 5257728. Its totient is φ = 625840.

The previous prime is 2065397. The next prime is 2065411. The reversal of 2065404 is 4045602.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2065397) and next prime (2065411).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7692 + ... + 7955.

It is an arithmetic number, because the mean of its divisors is an integer number (219072).

2^2065404 is an apocalyptic number.

It is an amenable number.

2065404 is an abundant number, since it is smaller than the sum of its proper divisors (3192324).

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

2065404 is a wasteful number, since it uses less digits than its factorization.

2065404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15665 (or 15663 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2065404 is about 1437.1513490235. The cubic root of 2065404 is about 127.3507981734.

The spelling of 2065404 in words is "two million, sixty-five thousand, four hundred four".