1904226 has 8 divisors (see below), whose sum is σ = 3808464. Its totient is φ = 634740.

The previous prime is 1904191. The next prime is 1904233. The reversal of 1904226 is 6224091.

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

1904226 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1904196 and 1904205.

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, 158680 + ... + 158691.

It is an arithmetic number, because the mean of its divisors is an integer number (476058).

2^1904226 is an apocalyptic number.

1904226 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.

1904226 is a wasteful number, since it uses less digits than its factorization.

1904226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317376.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1904226 is about 1379.9369550816. The cubic root of 1904226 is about 123.9479924115.

The spelling of 1904226 in words is "one million, nine hundred four thousand, two hundred twenty-six".