6191604 has 72 divisors (see below), whose sum is σ = 16930368. Its totient is φ = 1900800.

The previous prime is 6191597. The next prime is 6191611. The reversal of 6191604 is 4061916.

It is an interprime number because it is at equal distance from previous prime (6191597) and next prime (6191611).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40929 + ... + 41079.

It is an arithmetic number, because the mean of its divisors is an integer number (235144).

Almost surely, 2^6191604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6191604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8465184).

6191604 is an abundant number, since it is smaller than the sum of its proper divisors (10738764).

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

6191604 is a wasteful number, since it uses less digits than its factorization.

6191604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 6191604 is about 2488.2933910614. The cubic root of 6191604 is about 183.6260916683.

The spelling of 6191604 in words is "six million, one hundred ninety-one thousand, six hundred four".