308601 has 12 divisors (see below), whose sum is σ = 472212. Its totient is φ = 193536.

The previous prime is 308597. The next prime is 308621. The reversal of 308601 is 106803.

It can be written as a sum of positive squares in 2 ways, for example, as 251001 + 57600 = 501^2 + 240^2 .

It is not a de Polignac number, because 308601 - 2² = 308597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (308621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 856 + ... + 1161.

It is an arithmetic number, because the mean of its divisors is an integer number (39351).

2³⁰⁸⁶⁰¹ is an apocalyptic number.

It is an amenable number.

308601 is a deficient number, since it is larger than the sum of its proper divisors (163611).

308601 is a wasteful number, since it uses less digits than its factorization.

308601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040 (or 2037 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 308601 is about 555.5186765537. The cubic root of 308601 is about 67.5770313994.

It can be divided in two parts, 308 and 601, that added together give a palindrome (909).

The spelling of 308601 in words is "three hundred eight thousand, six hundred one".