608261 has 4 divisors (see below), whose sum is σ = 609900. Its totient is φ = 606624.

The previous prime is 608213. The next prime is 608269. The reversal of 608261 is 162806.

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 185761 + 422500 = 431^2 + 650^2 .

It is a cyclic number.

It is not a de Polignac number, because 608261 - 2¹⁸ = 346117 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 (608269) 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, 35 + ... + 1103.

It is an arithmetic number, because the mean of its divisors is an integer number (152475).

2⁶⁰⁸²⁶¹ is an apocalyptic number.

It is an amenable number.

608261 is a deficient number, since it is larger than the sum of its proper divisors (1639).

608261 is a wasteful number, since it uses less digits than its factorization.

608261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 608261 is about 779.9108923460. The cubic root of 608261 is about 84.7285922092.

The spelling of 608261 in words is "six hundred eight thousand, two hundred sixty-one".