1606104 has 24 divisors (see below), whose sum is σ = 4350060. Its totient is φ = 535344.

The previous prime is 1606097. The next prime is 1606117. The reversal of 1606104 is 4016061.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11082 + ... + 11225.

2^1606104 is an apocalyptic number.

It is an amenable number.

1606104 is an abundant number, since it is smaller than the sum of its proper divisors (2743956).

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

1606104 is a wasteful number, since it uses less digits than its factorization.

1606104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22319 (or 22312 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1606104 is about 1267.3215850762. The cubic root of 1606104 is about 117.1092558226.

The spelling of 1606104 in words is "one million, six hundred six thousand, one hundred four".