6190997 has 4 divisors (see below), whose sum is σ = 6252396. Its totient is φ = 6129600.

The previous prime is 6190991. The next prime is 6190999. The reversal of 6190997 is 7990916.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4157521 + 2033476 = 2039^2 + 1426^2 .

It is a cyclic number.

It is not a de Polignac number, because 6190997 - 2¹⁰ = 6189973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6190991) 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, 30548 + ... + 30749.

It is an arithmetic number, because the mean of its divisors is an integer number (1563099).

Almost surely, 2^6190997 is an apocalyptic number.

It is an amenable number.

6190997 is a deficient number, since it is larger than the sum of its proper divisors (61399).

6190997 is a wasteful number, since it uses less digits than its factorization.

6190997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61398.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 6190997 is about 2488.1714169245. The cubic root of 6190997 is about 183.6200908173.

The spelling of 6190997 in words is "six million, one hundred ninety thousand, nine hundred ninety-seven".