6191398 has 8 divisors (see below), whose sum is σ = 9503208. Its totient is φ = 3023664.

The previous prime is 6191389. The next prime is 6191411. The reversal of 6191398 is 8931916.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35911 + ... + 36082.

It is an arithmetic number, because the mean of its divisors is an integer number (1187901).

Almost surely, 2^6191398 is an apocalyptic number.

6191398 is a deficient number, since it is larger than the sum of its proper divisors (3311810).

6191398 is a wasteful number, since it uses less digits than its factorization.

6191398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72038.

The product of its digits is 11664, while the sum is 37.

The square root of 6191398 is about 2488.2519968846. The cubic root of 6191398 is about 183.6240551796.

The spelling of 6191398 in words is "six million, one hundred ninety-one thousand, three hundred ninety-eight".