616485 has 16 divisors (see below), whose sum is σ = 1001664. Its totient is φ = 323712.

The previous prime is 616481. The next prime is 616489. The reversal of 616485 is 584616.

It is an interprime number because it is at equal distance from previous prime (616481) and next prime (616489).

It is not a de Polignac number, because 616485 - 2² = 616481 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 616485.

It is not an unprimeable number, because it can be changed into a prime (616481) 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, 814 + ... + 1376.

It is an arithmetic number, because the mean of its divisors is an integer number (62604).

2⁶¹⁶⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

616485 is a deficient number, since it is larger than the sum of its proper divisors (385179).

616485 is a wasteful number, since it uses less digits than its factorization.

616485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644.

The product of its digits is 5760, while the sum is 30.

The square root of 616485 is about 785.1655876310. The cubic root of 616485 is about 85.1087420246.

The spelling of 616485 in words is "six hundred sixteen thousand, four hundred eighty-five".