616271 has 4 divisors (see below), whose sum is σ = 631344. Its totient is φ = 601200.

The previous prime is 616261. The next prime is 616277. The reversal of 616271 is 172616.

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

It is a cyclic number.

It is not a de Polignac number, because 616271 - 2⁶ = 616207 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 (616277) 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, 7475 + ... + 7556.

It is an arithmetic number, because the mean of its divisors is an integer number (157836).

2⁶¹⁶²⁷¹ is an apocalyptic number.

616271 is a deficient number, since it is larger than the sum of its proper divisors (15073).

616271 is a wasteful number, since it uses less digits than its factorization.

616271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15072.

The product of its digits is 504, while the sum is 23.

The square root of 616271 is about 785.0292988163. The cubic root of 616271 is about 85.0988929725.

Adding to 616271 its reverse (172616), we get a palindrome (788887).

The spelling of 616271 in words is "six hundred sixteen thousand, two hundred seventy-one".