1904106 has 8 divisors (see below), whose sum is σ = 3808224. Its totient is φ = 634700.

The previous prime is 1904099. The next prime is 1904117. The reversal of 1904106 is 6014091.

It is a sphenic number, since it is the product of 3 distinct primes.

1904106 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158670 + ... + 158681.

It is an arithmetic number, because the mean of its divisors is an integer number (476028).

2^1904106 is an apocalyptic number.

1904106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1904106 is a wasteful number, since it uses less digits than its factorization.

1904106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317356.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1904106 is about 1379.8934741494. The cubic root of 1904106 is about 123.9453887165.

Adding to 1904106 its reverse (6014091), we get a palindrome (7918197).

The spelling of 1904106 in words is "one million, nine hundred four thousand, one hundred six".