616197 has 4 divisors (see below), whose sum is σ = 821600. Its totient is φ = 410796.

The previous prime is 616181. The next prime is 616207. The reversal of 616197 is 791616.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 616197 - 2⁴ = 616181 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616117) 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, 102697 + ... + 102702.

It is an arithmetic number, because the mean of its divisors is an integer number (205400).

2⁶¹⁶¹⁹⁷ is an apocalyptic number.

It is an amenable number.

616197 is a deficient number, since it is larger than the sum of its proper divisors (205403).

616197 is a wasteful number, since it uses less digits than its factorization.

616197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205402.

The product of its digits is 2268, while the sum is 30.

The square root of 616197 is about 784.9821654025. The cubic root of 616197 is about 85.0954866950.

The spelling of 616197 in words is "six hundred sixteen thousand, one hundred ninety-seven".