1604190234 has 8 divisors (see below), whose sum is σ = 3208380480. Its totient is φ = 534730076.

The previous prime is 1604190199. The next prime is 1604190239. The reversal of 1604190234 is 4320914061.

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

1604190234 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1604190239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133682514 + ... + 133682525.

It is an arithmetic number, because the mean of its divisors is an integer number (401047560).

Almost surely, 2^1604190234 is an apocalyptic number.

1604190234 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.

1604190234 is a wasteful number, since it uses less digits than its factorization.

1604190234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267365044.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1604190234 is about 40052.3436767438. The cubic root of 1604190234 is about 1170.6272318041.

The spelling of 1604190234 in words is "one billion, six hundred four million, one hundred ninety thousand, two hundred thirty-four".