616497 has 16 divisors (see below), whose sum is σ = 970752. Its totient is φ = 340560.

The previous prime is 616489. The next prime is 616501. The reversal of 616497 is 794616.

It is a happy number.

It is not a de Polignac number, because 616497 - 2³ = 616489 is a prime.

It is a super-3 number, since 3×616497³ = 702933364474186419, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (616597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178 + ... + 1124.

It is an arithmetic number, because the mean of its divisors is an integer number (60672).

2⁶¹⁶⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

616497 is a deficient number, since it is larger than the sum of its proper divisors (354255).

616497 is a wasteful number, since it uses less digits than its factorization.

616497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988.

The product of its digits is 9072, while the sum is 33.

The square root of 616497 is about 785.1732292940. The cubic root of 616497 is about 85.1092942404.

The spelling of 616497 in words is "six hundred sixteen thousand, four hundred ninety-seven".